The “One-Command” Setup: How to Debloat Windows 11 & Reclaim RAM (2026 Guide)

If you’re wondering how to debloat Windows 11 in 2026, you’re not alone. Many users notice slow startup times, high RAM usage, and unwanted apps right after installing Windows 11. The good news is that you don’t need paid software or risky tweaks. With one trusted open-source PowerShell command, you can remove bloatware, reduce background processes, and make Windows 11 feel fast again. Click here to follow us on Youtube.

Microsoft System Builder | Windоws 11 Home | Intended use for new systems | Install on a new PC | Branded by Microsoft

Let’s assume, You just bought a new laptop, or maybe you performed a fresh install of Windows 11 25H2. You expect it to be fast.

Instead, the Start Menu shows ads for Candy Crush and TikTok. Task Manager reports 140 background processes using 4GB of RAM before you open a browser.

In 2026, Windows 11 is powerful, but it ships with telemetry, ads, and preinstalled apps most power users don’t want.

You don’t need to uninstall dozens of apps by hand.

You just need one command.

This guide shows how to use the Chris Titus Tech (CTT) Windows Utility, a trusted open-source PowerShell tool, to clean Windows 11 in minutes.

⚠️ Warning: System Changes Ahead (Read First)

Important: This utility modifies system settings, background services, and registry values.
While it’s widely used and reversible, improper use may affect Windows features, updates, or enterprise policies.

Before proceeding:
• Create a system restore point
• Use default profiles unless you know what each toggle does
• Avoid running this on work-managed or domain-joined PCs without approval

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Step 0: Create a Restore Point (Required)

1. Press the Windows key

2. Type Create a restore point

3. Click Create

4. Name it: Before Debloat

5. Click OK

If something doesn’t feel right later, you can roll back safely.

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Step 1: Launch the One-Command Utility

You’ll pull the tool directly from its official source — no downloads needed.

1. Right-click the Start button

2. Choose Terminal (Admin) or PowerShell (Admin)

3. Paste this command exactly:

4. Press Enter

After a few seconds, the CTT Windows Utility interface appears.

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Step 2: Use the Tweaks Tab (Core Cleanup)

1. Click the Tweaks tab

2. Choose a preset:

   • Desktop → desktop PCs

   • Laptop → keeps battery-related services

3. Recommended toggles:

   • Remove AI & Copilot

   • Disable telemetry

   • Remove Bing from Start Menu

4. Click Run Tweaks

You’ll see background services stop, apps removed, and settings applied live.

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Step 3: Install Essential Apps in Bulk

Skip hunting for installers.

1. Open the Install tab

2. Select what you need:

   • Browsers: Chrome, Firefox, Brave

   • Creative: GIMP, Blender, Inkscape

   • Dev: VS Code, Notepad++, Python

   • Utilities: 7-Zip, PowerToys

3. Click Install Selected

Apps install silently while you do something else.

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Step 4: Control Windows Updates

1. Go to the Updates tab

2. Select Security Updates Only

This keeps security patches while avoiding rushed feature changes.

What Changes After Restart?

Most users notice results right away:

• Lower idle RAM usage (often 1.5–2GB less)

• Faster Start Menu search

• No sponsored apps or menu ads

• Fewer background processes

This is how Windows 11 should feel after setup.

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Frequently Asked Questions about How to Debloat Windows 11

Is this safe for Windows 11 23H2 / 24H2 / 25H2?

Yes. The utility supports current Windows 11 builds. Always use presets unless you know what each toggle does.

Can I undo these changes?

Yes. You can restore using the Windows restore point you created earlier.

Will this break Windows Update?

No, if you keep Security Updates Only selected. Avoid disabling update services manually.

Is this better than paid cleanup software?

For technical users, yes. It’s transparent, script-based, and doesn’t run ads or background services.

Should beginners use this?

Yes — but stick to the default Desktop or Laptop profile.