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Latest Version
Avast Clear 26.3.10749 LATEST
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Windows 7 / Windows 8 / Windows 10 / Windows 11
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Filename
avastclear.exe
How to Fully Uninstall Avast Antivirus on Windows 10 or Windows 11
In certain situations, you may need to completely uninstall and reinstall your Avast Antivirus software. There are a few different ways to remove Avast from your system, including:
- Via Windows Settings (Apps & Features)
- Using the official Avast removal tool – Avast Clear
- Through the Command Prompt (if other methods fail)
Option 1: Uninstall Avast Using Avast Clear
Avast Clear is a dedicated removal tool that bypasses the standard uninstaller, making it ideal for cases where the usual uninstall method fails or if you see the "setup is already running" error.
Supported Avast Products:
Avast Premium Security
Avast Free Antivirus
Steps to Uninstall with Avast Clear:
- Download the avastclear.exe utility and save it (default folder is Downloads).
- Right-click the file and choose Run as administrator.
- When prompted, click Yes to restart your PC in Safe Mode.
- In Safe Mode, Avast Clear will launch. Confirm the detected Avast installation folder and product (these are usually auto-filled).
- Click Uninstall, then restart your PC when prompted.
You won’t be able to uninstall Avast via standard methods while its setup process is running in the background (e.g., during virus definition updates or a pending uninstall).
Here’s how to manually stop the setup and proceed with Avast Clear:
- Open Avast Antivirus and go to Menu > Settings > Troubleshooting.
- Untick the option Enable Self-Defense.
- Press Ctrl + Shift + Esc to open Task Manager.
- Locate Avast Antivirus, then click End Task.
- Now, launch Avast Clear to uninstall the software.
If Avast Clear fails to remove Avast, you can try uninstalling it manually via the Command Prompt. This method is more advanced and should only be used if other options don’t work.
Steps to Uninstall via Command Prompt:
Open File Explorer and go to: C:\Program Files\Avast Software\Avast\setup\
Open the file Stats.ini in a text editor.
Under the [Common] section, add the line: SilentUninstallEnabled=1 and save the file.
In the Start Menu, search for cmd, then right-click and select Run as administrator.
In the Command Prompt, type:
cd "C:\Program Files\Avast Software\Avast\setup\"
instup.exe /instop:uninstall /silent
Press Enter to run the command and uninstall Avast silently.
PROS
- Removes stubborn Avast installations
- Lightweight and easy to use
- No internet required
- Supports safe mode operation
- Cleans leftover registry entries
- Only works for Avast products
- No graphical interface options
- Manual safe mode entry required
- No rollback or restore feature
- Limited advanced user settings
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