Walk Through or Walkthrough: What’s the Difference?

Many people type walk through or walkthrough and pause for a second. Both look right. Both sound the same when you say them out loud. However, they don’t do the same job in a sentence.

Here’s the clean answer: walkthrough is usually a noun, while walk through is usually a verb phrase.

A walkthrough is a guide, tutorial, demo, or inspection. It names a thing.

Example: This video is a full walkthrough of the game.

Walk through means to guide, explain, review, or move through something. It shows an action.

Example: Let me walk through the steps with you.

That one difference solves most of the confusion. If you’re naming a guide, use walkthrough. If someone is doing the action, use walk through.

Quick Answer: Walkthrough vs Walk Through

The quickest way to remember the difference is this:

Walkthrough is a thing. Walk through is an action.

Use walkthrough when you mean a guide, tutorial, demo, inspection, or step-by-step explanation.

Use walk through when you mean to explain, guide, review, or physically move through a place.

Here are two simple examples:

Sentence	Correct Form	Why It Works
I watched a walkthrough of the app.	walkthrough	It names a guide.
I will walk through the app with you.	walk through	It shows an action.

So, if you can put a before it, you probably need walkthrough.

A walkthrough
A quick walkthrough
A software walkthrough

But if someone is doing something, you need two words.

Walk through the process
Walk through the room
Walk through the instructions

It’s not about sound. It’s about grammar.

Walkthrough vs Walk Through: The Simple Difference

The difference between walkthrough and walk through comes down to how the words function.

Walkthrough works as a noun. It names something.

Walk through works as a verb phrase. It shows an action.

That sounds small, but it changes the whole sentence.

Think of it like setup and set up.

You can say:

The setup was easy.
I need to set up the account.

The same idea works here:

The walkthrough was helpful.
Can you walk through the setup?

One form names the thing. The other form describes the action.

What Does Walkthrough Mean?

A walkthrough is a guide, explanation, inspection, demo, or tutorial that takes someone through something step by step.

It can help someone understand a process, complete a task, explore a place, test software, review a plan, or finish a game level.

You’ll often see walkthrough in places like:

• Software guides
• Game tutorials
• App onboarding screens
• Real estate inspections
• Product demos
• Training documents
• Customer support pages
• Business presentations

For example:

The app includes a short walkthrough for new users.

In that sentence, walkthrough names the guide inside the app.

Another example:

We scheduled a final walkthrough before buying the house.

Here, walkthrough means an inspection. The buyer checks the home before closing the deal.

The word can fit different situations, but the core idea stays the same. A walkthrough helps someone go through something in an organized way.

What Does Walk Through Mean?

Walk through means to guide, explain, review, or move through something.

It is made of a verb and a preposition:

walk = the action
through = the direction or process

Together, they create a phrase that shows movement or explanation.

Examples:

Can you walk me through the login process?

This means: Can you explain the login process step by step?

We walked through the empty house.

This means: We physically moved through the house.

Let’s walk through the budget before the meeting.

This means: Let’s review the budget carefully.

So, walk through can describe physical movement or mental review. Context tells you which meaning fits.

Why the Difference Matters

Small grammar choices can change how professional your writing feels.

If you write I will walkthrough the process, most readers will understand you. Still, the sentence looks wrong because walkthrough is not working as the verb there.

The better sentence is:

I will walk through the process.

That version sounds cleaner. It also follows standard grammar.

This matters in many writing situations:

• Emails
• School assignments
• Business documents
• Software instructions
• Training manuals
• Real estate listings
• Game guides
• Customer support replies
• Product demos

A small mistake may not ruin a casual message. However, it can weaken polished writing.

For example:

Weak: I’ll walkthrough the onboarding steps tomorrow.
Better: I’ll walk through the onboarding steps tomorrow.

The second sentence sounds natural. It also makes the action clear.

Now compare these:

Weak: I made a walk through for the new dashboard.
Better: I made a walkthrough for the new dashboard.

The second one works better because it names the guide.

You don’t need a complicated grammar chart to fix this. Just ask one question:

Is it a thing or an action?

If it’s a thing, use walkthrough.
If it’s an action, use walk through.

Walkthrough and Walk Through Comparison Table

This table gives you the clean difference at a glance.

Term	Grammar Role	Meaning	Correct Example
Walkthrough	Noun	A guide, tutorial, demo, inspection, or step-by-step explanation	The walkthrough helped me install the software.
Walk through	Verb phrase	To guide, explain, review, or move through something	The trainer will walk through the software with us.
Walk-through	Compound adjective or sometimes noun	Used before another noun in some styles	We need a walk-through inspection.

The main forms you’ll use most often are walkthrough and walk through.

The hyphenated form walk-through still appears in some contexts, especially before another noun. However, many modern writers use walkthrough as the regular noun form.

What Does Walkthrough Mean?

A walkthrough can mean different things depending on the topic. Still, every meaning shares one idea: it helps someone go through something clearly.

Walkthrough as a Tutorial

A tutorial-style walkthrough teaches users how to complete a task.

You might see this in software, websites, games, or online courses.

Examples:

• A WordPress setup walkthrough
• A video editing walkthrough
• A game level walkthrough
• A mobile app walkthrough
• A dashboard walkthrough

A tutorial walkthrough usually explains each step in order. It doesn’t throw every detail at the reader like a pile of laundry. It gives the right detail at the right time.

Example:

The beginner walkthrough explains how to create an account, choose settings, and publish the first post.

This sentence uses walkthrough as a noun. It names the tutorial.

A good walkthrough usually includes:

• A clear goal
• Step-by-step instructions
• Screenshots or visuals when needed
• Common mistakes to avoid
• A short summary of what the user achieved

In simple terms, a walkthrough holds the reader’s hand without treating them like a child.

Walkthrough as a Demo

A walkthrough can also mean a demonstration.

Sales teams, product managers, software trainers, and support agents use this word often.

Example:

The sales team gave a product walkthrough during the client call.

That means they showed how the product works.

In business, a walkthrough can help people understand:

• Features
• Benefits
• Settings
• Workflows
• Dashboards
• Reports
• User roles
• Pricing pages
• Checkout steps

A product walkthrough does not always teach every tiny detail. Sometimes it gives a guided overview so the viewer can understand the value quickly.

For example, a software company might give a 10-minute walkthrough of a project management tool. The goal is not to teach every button. The goal is to show how the tool solves a problem.

Walkthrough as an Inspection

In real estate, a walkthrough often means an inspection of a property.

A buyer may do a final walkthrough before closing on a home. A renter may do a walkthrough before moving into an apartment. A contractor may do a walkthrough before starting repair work.

Example:

We did a final walkthrough before signing the papers.

During a real estate walkthrough, people often check:

• Walls
• Floors
• Doors
• Windows
• Plumbing
• Appliances
• Lights
• Cabinets
• Heating and cooling
• Repairs promised earlier

A final walkthrough is not just a casual look around. It helps the buyer confirm the property is in the expected condition.

A landlord may also schedule a move-out walkthrough to check for damage. In that case, the walkthrough protects both sides. It creates a record of the property’s condition.

Walkthrough in Gaming

In gaming, a walkthrough is a guide that helps players complete a mission, puzzle, level, boss fight, or full game.

Example:

I used a walkthrough to find the hidden key.

Game walkthroughs can include:

• Level maps
• Puzzle solutions
• Boss strategies
• Item locations
• Character builds
• Secret paths
• Achievement tips
• Mission order

Players often use walkthroughs when they get stuck. No shame there. Sometimes a game hides one tiny clue in a dark corner and expects you to become a detective.

A gaming walkthrough can be written, visual, or video-based. The purpose stays the same: help the player move forward.

What Does Walk Through Mean?

Walk through focuses on action. Someone walks through something physically, mentally, or verbally.

Walk Through as an Action

When you use walk through, someone is doing something.

Example:

The manager will walk through the plan during the meeting.

Here, the manager performs the action. The phrase means the manager will explain or review the plan step by step.

More examples:

• I’ll walk through the checklist.
• She walked through the report.
• They walked through the proposal.
• The teacher walked through the lesson.
• The trainer walked through the setup.

In these sentences, walk through acts like a verb.

Walk Through as Step-by-Step Help

This is one of the most common uses.

When someone says, Can you walk me through this?, they are asking for help.

They do not want a lecture. They want guidance.

Examples:

• Can you walk me through the process?
• Please walk me through the login steps.
• The agent walked me through the refund request.
• My teacher walked me through the problem.
• The trainer walked us through the new system.

This phrase sounds friendly and practical. It suggests that the person needs clear guidance, not a flood of theory.

Walk Through as Physical Movement

Sometimes walk through means exactly what it says: to walk through a place.

Examples:

• We walked through the park.
• They walked through the hallway.
• She walked through the museum.
• He walked through the open door.
• The guide walked through the old building with us.

Here, the phrase describes real movement.

A person moves from one area to another. Nothing abstract. No tutorial. Just feet, floor, and direction.

Walk Through as Mental Review

Walk through can also mean to review an idea, plan, or timeline carefully.

Examples:

• Let’s walk through the timeline.
• We should walk through the risks.
• The team walked through each possible outcome.
• Before launch, we walked through the customer journey.
• The lawyer walked through the contract line by line.

This use is common in business and planning. It means you move through the information in order.

Think of it like walking down a hallway. Instead of doors, you pass through steps, ideas, risks, or details.

When to Use Walkthrough

Use walkthrough when the word names something.

If you can say a walkthrough, you probably need the one-word form.

Use Walkthrough for a Guide

A guide that explains a process can be called a walkthrough.

Example:

Read the walkthrough before installing the software.

This means the person should read the guide first.

More examples:

• The website has a full walkthrough for beginners.
• I saved the walkthrough for later.
• This walkthrough explains the full setup.
• The guide includes a troubleshooting walkthrough.
• The walkthrough covers every major step.

Use Walkthrough for a Tutorial

Tutorials often teach by showing one step at a time. That makes walkthrough a natural fit.

Example:

The beginner walkthrough explains every step.

You might see tutorial walkthroughs in:

• App setup
• Online courses
• Game guides
• Tech blogs
• Customer support centers
• Training documents

A tutorial walkthrough works best when the reader can follow it without guessing. It should answer the next question before frustration shows up.

Use Walkthrough for a Demo

A demo can also be a walkthrough.

Example:

The product walkthrough helped the client understand the tool.

This is common in sales and software.

A strong product walkthrough often shows:

• What the product does
• Who it helps
• How the main features work
• What problem it solves
• What the user should do next

A walkthrough demo should not feel like someone reading a manual in a monotone voice. It should feel like a guided tour.

Use Walkthrough for an Inspection

Use walkthrough when you mean an inspection of a space.

Example:

The landlord scheduled a walkthrough before move-in.

This use appears often in:

• Real estate
• Property management
• Construction
• Event planning
• Office moves
• Rentals

A walkthrough helps people spot problems before they become expensive headaches.

Use Walkthrough for Gaming Help

Use walkthrough when talking about a game guide.

Example:

This walkthrough shows how to unlock the hidden level.

Game walkthroughs can be short or long. Some cover one mission. Others cover an entire game from start to finish.

When to Use Walk Through

Use walk through when someone performs an action.

If you can place a person before it, you probably need two words.

I walk through
She walks through
They walked through
Can you walk through

Use Walk Through When Someone Explains Steps

Example:

She will walk through the instructions with the team.

This means she will explain the instructions.

More examples:

• The coach will walk through the strategy.
• The tutor walked through the math problem.
• The developer walked through the code logic.
• The manager walked through the policy.
• The presenter walked through the slides.

This use works well when someone explains something in order.

Use Walk Through When Someone Guides Another Person

Example:

The trainer walked me through the setup.

Here, the trainer guided the speaker.

More examples:

• Support walked me through the reset process.
• My friend walked me through the app.
• The teacher walked us through the essay outline.
• The agent walked the customer through the payment steps.
• The consultant walked the team through the plan.

This phrase often sounds warmer than explained. It suggests patience and help.

Use Walk Through When Someone Moves Through a Place

Example:

They walked through the museum.

This is physical movement.

More examples:

• We walked through the market.
• She walked through the garden.
• He walked through the front door.
• The tourists walked through the old city.
• The inspector walked through the building.

In these sentences, walk keeps its literal meaning.

Use Walk Through When Reviewing a Process

Example:

Let’s walk through the budget line by line.

This means you will review the budget carefully.

More examples:

• Let’s walk through the customer journey.
• We need to walk through the launch plan.
• The team walked through the timeline.
• The editor walked through the outline.
• The lawyer walked through the agreement.

This use works well when the topic has steps, stages, or sections.

Common Mistakes With Walkthrough and Walk Through

Most mistakes happen because people focus on sound instead of grammar. Since both forms sound the same, they choose the one that looks better in the moment.

That is risky.

Mistake: Using Walkthrough as a Verb

This is the most common mistake.

Wrong: I will walkthrough the steps.
Correct: I will walk through the steps.

Wrong: Can you walkthrough the setup with me?
Correct: Can you walk through the setup with me?

Wrong: The teacher will walkthrough the lesson.
Correct: The teacher will walk through the lesson.

The fix is simple. If someone is doing the action, use walk through.

Mistake: Splitting the Noun Form

Sometimes writers split the noun when one word works better.

Less clear: Here is a walk through of the app.
Better: Here is a walkthrough of the app.

Less clear: I watched a walk through of the game.
Better: I watched a walkthrough of the game.

Less clear: The buyer requested a final walk through.
Better: The buyer requested a final walkthrough.

In modern usage, walkthrough works smoothly as the noun.

Mistake: Ignoring the Grammar Role

This mistake sits behind most other errors.

Ask yourself:

Does the word name a thing?
Use walkthrough.

Does the phrase show an action?
Use walk through.

Examples:

Thing: The walkthrough was helpful.
Action: The trainer walked through the process.

Thing: I need a walkthrough.
Action: I need you to walk through this.

That quick test catches the problem fast.

Mistake: Using the Wrong Form in Technical Writing

Technical writing needs clean wording. Users already feel confused when they read instructions. Don’t make them solve a grammar puzzle too.

Better technical examples:

This walkthrough shows how to connect your account.
Now walk through each setting and choose your preferences.

The first sentence names the guide. The second sentence gives an action.

Technical writing often uses both forms close together. That makes accuracy even more important.

Mistake: Confusing Walk Through With Walk-Through

The hyphenated form walk-through can appear before a noun as a compound adjective.

Example:

We need a walk-through inspection.

Here, walk-through describes the type of inspection.

You may also see walk-through used as a noun in some older or formal styles.

However, in everyday modern writing, walkthrough is common as the noun.

Use the grammar role as your main clue:

Form	Best Use	Example
walkthrough	Noun	The walkthrough was clear.
walk through	Verb phrase	Please walk through the steps.
walk-through	Adjective before a noun	We scheduled a walk-through inspection.

Easy Memory Trick for Walkthrough vs Walk Through

You don’t need to memorize a long rule. Use one simple test.

The Thing or Action Trick

Ask:

Is it a thing or an action?

If it is a thing, write walkthrough.

If it is an action, write walk through.

Examples:

The walkthrough helped me.
This names a thing.

She walked through the steps.
This shows an action.

That’s the whole trick.

The “Can I Put A Before It?” Test

Try adding a before the word.

If it sounds natural, use walkthrough.

Examples:

• a walkthrough
• a quick walkthrough
• a full walkthrough
• a helpful walkthrough
• a final walkthrough

Now try it with walk through:

a walk through the steps

That sounds awkward when you mean a guide. In that case, use walkthrough.

But if you want an action, two words are correct:

I need to walk through the steps.

This test works because nouns can often take a or the before them. Verb phrases usually cannot.

Real-Life Examples of Walkthrough

The best way to learn this word is to see it in real situations.

Walkthrough in Emails

Email writers use walkthrough when sharing guides, instructions, or demos.

Examples:

• I attached a short walkthrough for the new tool.
• Please review the onboarding walkthrough before Monday.
• The walkthrough explains how to submit your request.
• Here is the walkthrough for updating your account settings.
• The team created a walkthrough for new employees.

In emails, walkthrough often saves time. Instead of explaining everything again, you can point someone to a guide.

Walkthrough in Software and Apps

Software teams use walkthrough all the time.

Examples:

• The app starts with a quick walkthrough.
• The setup walkthrough explains each screen.
• The dashboard walkthrough helps new users find key tools.
• The onboarding walkthrough shows how to create a profile.
• The product walkthrough explains the main features.

A software walkthrough can appear as pop-up tips, slides, videos, or written instructions.

A good app walkthrough should be short. If it becomes too long, users skip it. Nobody wants to read a novel before clicking a button.

Walkthrough in Real Estate

Real estate uses walkthrough in a practical way.

Examples:

• We scheduled the final walkthrough for Friday.
• The buyer noticed a leak during the walkthrough.
• The landlord completed a move-out walkthrough.
• The agent joined us for the property walkthrough.
• The walkthrough helped us confirm the repairs were finished.

A real estate walkthrough gives people one last chance to check a place before making a decision.

Walkthrough in Gaming

Gaming made walkthrough a familiar word for many people.

Examples:

• This level is easier with a walkthrough.
• The walkthrough shows where to find the hidden key.
• I watched a boss fight walkthrough before trying again.
• The game walkthrough explains every mission.
• A good walkthrough can save hours of frustration.

A gaming walkthrough does not always mean cheating. Sometimes it helps players understand a complex puzzle or avoid wasting time.

Real-Life Examples of Walk Through

Now compare those with walk through, the action form.

Walk Through in Business Writing

Business writing often uses walk through when reviewing plans, reports, and proposals.

Examples:

• Let’s walk through the proposal together.
• The manager walked through the sales report.
• We should walk through the client feedback.
• The team walked through the quarterly numbers.
• The consultant walked through the new strategy.

This phrase sounds practical. It tells people that the topic will be handled step by step.

Walk Through in Teaching

Teachers and tutors often walk through examples with students.

Examples:

• The teacher walked the class through the formula.
• Can you walk through the example again?
• The tutor walked me through the essay structure.
• The instructor walked through the safety rules.
• She walked students through the reading task.

This phrase works well in education because it suggests support.

The teacher is not just throwing information at students. The teacher is guiding them through it.

Walk Through in Daily Conversation

In casual conversation, walk through can sound natural and friendly.

Examples:

• I’ll walk you through it.
• We walked through the park after lunch.
• Can you walk me through what happened?
• She walked through the door quietly.
• He walked through the plan before dinner.

This is one reason the phrase is so useful. It works in both everyday and professional situations.

Walk Through in Customer Support

Customer support agents often use walk through when helping users fix a problem.

Examples:

• The agent walked me through the reset process.
• Support can walk through the setup with you.
• The technician walked us through the update.
• The help desk walked the customer through the form.
• The representative walked me through the payment issue.

This phrase feels more personal than send instructions. It shows that someone will guide the user instead of leaving them alone with a confusing screen.

Walkthrough, Walk Through, or Walk-Through?

These three forms look similar, but each one has a role.

Walkthrough

Use walkthrough as a noun.

Examples:

• The walkthrough was helpful.
• I watched a full walkthrough.
• The app includes a setup walkthrough.
• We completed the final walkthrough.
• The guide includes a detailed walkthrough.

It names a guide, demo, tutorial, inspection, or explanation.

Walk Through

Use walk through as a verb phrase.

Examples:

• Please walk through the steps.
• I’ll walk through the plan.
• She walked through the building.
• The teacher walked us through the answer.
• Let’s walk through the issue together.

It shows action.

Walk-Through

Use walk-through as a compound adjective before a noun when your style needs it.

Examples:

• We scheduled a walk-through inspection.
• The team prepared a walk-through checklist.
• The agent gave us a walk-through tour.
• The company created a walk-through training session.

This form describes another noun.

However, don’t overuse the hyphen. In most simple noun cases, walkthrough looks cleaner.

Case Study: Software Onboarding

Imagine a company launches a new project management app.

The homepage says:

Start your first project with our quick walkthrough.

That works because walkthrough names the guide.

Now imagine the support agent writes:

I can walkthrough the settings with you.

That sentence looks wrong because the agent is describing an action. The better version is:

I can walk through the settings with you.

Here is the clean pair:

Situation	Correct Sentence
Naming the guide	The app includes a quick walkthrough.
Explaining the action	I can walk through the settings with you.

This small fix makes the brand look more polished. In software, trust matters. If the instructions look sloppy, users may question the product too.

Case Study: Real Estate Final Inspection

A buyer is about to close on a house. The agent sends this message:

Your final walkthrough is scheduled for Friday at 10 a.m.

That sentence is correct. Walkthrough names the inspection.

Now the buyer replies:

Can you walk through the house with me and check the repairs?

That is also correct. Walk through shows the action of moving through the house.

Both forms can appear in the same conversation. They just do different jobs.

Another example:

During the walkthrough, we walked through every room.

The first walkthrough is the inspection. The second walked through is the action.

Case Study: Gaming Guide

A gamer searches for help with a difficult puzzle.

They might write:

I need a walkthrough for this level.

That is correct. They want a guide.

But a video creator might say:

I’ll walk through the puzzle step by step.

That is also correct. The creator will explain the action.

Here is the difference:

A walkthrough helps the player.
A creator walks through the solution.

The noun and verb phrase can work together nicely when each one stays in its lane.

Quick Practice: Choose the Right Form

Try these before checking the answers.

• I watched a full ______ of the game.
• Can you ______ the process with me?
• The buyer scheduled a final ______.
• The trainer will ______ each step.
• The app includes a setup ______.
• We will ______ the building before signing.
• The teacher gave us a math ______.
• Please ______ the report before the call.
• The new employee watched the onboarding ______.
• The guide will ______ the museum with us.

Answer Key

• I watched a full walkthrough of the game.
• Can you walk through the process with me?
• The buyer scheduled a final walkthrough.
• The trainer will walk through each step.
• The app includes a setup walkthrough.
• We will walk through the building before signing.
• The teacher gave us a math walkthrough.
• Please walk through the report before the call.
• The new employee watched the onboarding walkthrough.
• The guide will walk through the museum with us.

If the blank names a guide or inspection, use walkthrough. If the blank shows an action, use walk through.

Common Sentence Patterns

These patterns help you choose the right form faster.

Pattern	Correct Form	Example
a + word	walkthrough	I watched a walkthrough.
the + word	walkthrough	The walkthrough helped.
adjective + word	walkthrough	This detailed walkthrough is useful.
subject + will + phrase	walk through	I will walk through the steps.
subject + can + phrase	walk through	She can walk through the process.
walked + through	walk through form	They walked through the hallway.
walk me + phrase	walk through	Can you walk me through it?

These patterns are not magic, but they catch most everyday cases.

FAQs About Walk Through or Walkthrough

Q1:Is walkthrough one word or two?

Walkthrough is one word when you use it as a noun. It means a guide, tutorial, demo, inspection, or step-by-step explanation.

Example:

The app includes a quick walkthrough.

Q2:Is walk through one word or two?

Walk through is two words when you use it as a verb phrase. It means to guide, explain, review, or move through something.

Example:

Can you walk through the steps with me?

Q3:What is a walkthrough?

A walkthrough is a guide or explanation that takes someone through something step by step. It can also mean an inspection, such as a final home walkthrough before closing.

Example:

The walkthrough showed me how to use the software.

Q4:What does walk through mean?

Walk through means to explain, guide, review, or physically move through something.

Example:

The trainer walked me through the setup.

It can also mean real movement:

We walked through the hallway.

Q5:Should I write software walkthrough or software walk through?

Write software walkthrough when you mean a guide, tutorial, or demo.

Correct:

The software walkthrough explains the dashboard.

Use walk through when describing the action.

Correct:

The trainer will walk through the software with you.

Q6:Should I write walk me through or walkthrough me?

Write walk me through. The phrase walkthrough me is incorrect.

Correct:

Can you walk me through the process?

Incorrect:

Can you walkthrough me the process?

Q7:Is game walkthrough correct?

Yes, game walkthrough is correct. It means a guide that helps players complete a level, mission, puzzle, boss fight, or full game.

Example:

I used a game walkthrough to finish the final level.

Q8:Is final walkthrough correct in real estate?

Yes, final walkthrough is correct. It usually means the buyer’s final inspection of a property before closing.

Example:

The buyer found a broken window during the final walkthrough.

Q9:Can walkthrough be used as a verb?

In standard writing, use walk through as the verb phrase.

Better:

I’ll walk through the instructions.

Avoid:

I’ll walkthrough the instructions.

Some people use walkthrough informally as a verb online, but it still looks rough in polished writing.

Q10:What is the easiest way to remember the difference?

Remember this simple rule:

Thing = walkthrough
Action = walk through

Example:

The walkthrough was clear.
The teacher walked through the answer.

Final Takeaway: Walk Through or Walkthrough

The choice between walk through or walkthrough becomes easy once you stop thinking about spelling alone and start thinking about grammar.

Use walkthrough when you mean a thing: a guide, tutorial, demo, inspection, or explanation.

Use walk through when you mean an action: to guide, explain, review, or move through something.

Here’s the simplest memory line:

If it’s a thing, write walkthrough. If it’s an action, write walk through.

That rule works in emails, software guides, real estate writing, game tutorials, business documents, and everyday conversation. Keep the forms in their proper roles, and your writing will sound cleaner right away.