How to Completely Uninstall Avast Cleanup (2025 Step-by-Step Guide)

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Introduction: Why Can’t You Fully Remove Avast Cleanup?

If you’ve tried uninstalling Avast Cleanup, you may have noticed that even after the standard uninstall process:

• Leftover files and folders remain
• Registry entries still linger
• Background services keep running
• System preferences or scheduled tasks aren’t removed

This is because Avast Cleanup integrates deeply into your system, installing performance optimization tools, disk cleaners, registry editors, and background processes — making a full removal more complex than expected.

In this guide, we’ll:

• Explain why Avast Cleanup leaves behind traces
• Provide 6 professional methods to fully remove it
• Include a success rate for each method
• Help you clean your system thoroughly before switching to an alternative cleanup tool

Let’s dive in!

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What Makes Avast Cleanup Difficult to Remove?

Understanding why Avast Cleanup doesn’t uninstall cleanly helps you choose the best removal strategy:

Cause	Description
🛠️ Registry Entries	Modifies system-wide settings and startup items
💾 Background Services	Includes real-time optimization modules
📁 User-Specific Data	Stores logs, cache, and user preferences in AppData
🔐 Protected Files & Tasks	Some components are locked by system policies or scheduled tasks
🧩 Add-ons & Extensions	May integrate with other Avast products or system utilities

Now let’s explore how to overcome these challenges effectively.

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Method 1: Use Windows Settings to Uninstall – Success Rate: ~40%

This is the most basic method users try first.

✅ Steps:

1. Press Win + I to open Settings
2. Go to Apps > Installed Apps
3. Find Avast Cleanup, click Uninstall
4. Follow on-screen instructions

🛠️ Why It Works:

Removes the main application interface but often fails to delete registry keys, cached files, or background services.

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Method 2: Use Avast Clear Tool (for Full Avast Suite Removal) – Success Rate: ~85%

If you installed Avast Cleanup as part of the Avast Antivirus suite, the Avast Clear Tool can help remove all Avast-related components together.

✅ Steps:

1. Download Avast Clear from the official support page
2. Run the .exe file as Administrator
3. Click Remove to delete all Avast components
4. Restart your computer

🛠️ Why It Works:

Specifically designed to remove kernel-level drivers and services, including those used by Avast Cleanup.

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Method 3: Use Revo Uninstaller (Free/Paid) – Success Rate: ~90%

Revo Uninstaller scans for leftovers after uninstallation and removes them safely.

✅ Steps:

1. Download and install Revo Uninstaller
2. Launch the app and find Avast Cleanup
3. Select Uninstall
4. After uninstall completes, choose Advanced Scan to remove residual files and registry entries

🛠️ Why It Works:

Combines forced uninstall with deep scanning to eliminate stubborn remnants like registry keys and hidden files.

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Method 4: Manually Delete Remaining Files & Folders – Success Rate: ~70%

Some files are not deleted due to permission or lock issues.

✅ Steps:

1. Navigate to:

• C:\Program Files\AVAST Software\Avast Cleanup
• C:\Program Files (x86)\AVAST Software\Avast Cleanup
• C:\Users\<YourUser>\AppData\Local\AVAST Software
• C:\Users\<YourUser>\AppData\Roaming\AVAST Software

1. Right-click folder > Delete
2. If access is denied:

• Take ownership via Properties > Security
• Or boot into Safe Mode before deleting

🛠️ Why It Works:

Ensures no hidden or protected files remain after uninstallation.

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Method 5: Clean the Windows Registry – Success Rate: ~65%

Leftover registry entries can cause errors or prevent reinstallation of Avast products or interfere with other software.

✅ Steps:

1. Use a trusted registry cleaner like CCleaner or Wise Registry Cleaner
2. Run a scan and select all Avast Cleanup-related entries
3. Backup the registry first (optional)
4. Delete selected entries

⚠️ Caution:

Always back up the registry before editing manually.

🛠️ Why It Works:

Removes invalid or obsolete entries that may interfere with system operations or future installations.

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Method 6: Boot in Safe Mode and Uninstall – Success Rate: ~80%

Safe Mode disables background processes that may lock Avast Cleanup files or services.

✅ Steps:

1. Restart your PC and press F8 or hold Shift while clicking Restart
2. Go to Troubleshoot > Advanced Options > Startup Settings > Restart
3. Press F4 or 5 to enter Safe Mode
4. Try uninstalling Avast Cleanup using any previous method

🛠️ Why It Works:

Prevents Avast Cleanup from locking its own files and services during uninstallation.

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✅ Summary Table: Avast Cleanup Uninstall Methods & Success Rates

Method	Success Rate	Best For
🖥️ Use Windows Settings	~40%	Quick partial removal
🧰 Use Avast Clear Tool	~85%	Full removal with Avast suite
🔍 Use Revo Uninstaller	~90%	Removing all traces automatically
📁 Manual File Deletion	~70%	Cleaning up leftover folders
🧹 Registry Cleanup	~65%	Fixing system errors from leftover keys
🛡️ Safe Mode Uninstall	~80%	Unlocking protected files

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Conclusion: Achieve a Clean Avast Cleanup Removal

Uninstalling Avast Cleanup completely requires more than just the standard uninstaller. By combining multiple methods — especially the Avast Clear Tool or Revo Uninstaller — you can ensure your system is truly free of its components.

For best results:

• Start with the Avast Clear Tool or Revo Uninstaller
• Then manually check for remaining files or registry entries
• Optionally, use Safe Mode if files are locked

With these steps, you’ll be ready to install another system optimization tool without interference or performance issues.

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📌 Pro Tip: Save this article for future reference or share it with friends who are struggling with Avast Cleanup removal. Want a downloadable checklist or need help automating some of these steps via PowerShell scripts? Feel free to ask!

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