AVG Antivirus Not Compatible with Windows 10: 5 Fixes to Use

Fix AVG compatibility issues by removing the software entirely

by Matthew Adams
Matthew Adams
Matthew Adams
Windows & Software Expert
Matthew is a freelancer who has produced a variety of articles on various topics related to technology. His main focus is the Windows OS and all the things... read more
Reviewed by Alex Serban
Alex Serban
Alex Serban
Windows Server & Networking Expert
After moving away from the corporate work-style, Alex has found rewards in a lifestyle of constant analysis, team coordination and pestering his colleagues. Holding an MCSA Windows Server... read more
Affiliate Disclosure
  • When AVG antivirus is not compatible with Windows 10, you might have to uninstall it.
  • Some users might be able to resolve this issue by removing leftover AVG files.

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AVG Antivirus is among the most popular antivirus software, but many reported that AVG Antivirus is not compatible with Windows 10.

Those incompatibility issues prompted Microsoft to block Windows 10 build updates for PCs with old AVG Antivirus versions installed, and today we’ll show you how to fix that.

Is AVG compatible with Windows 10?

Yes, AVG is compatible with Windows 10, but if you encounter issues the likely cause is the following:

  • Outdated version – AVG antivirus 19.5 and older aren’t compatible with Windows 10. If you try to use that version AVG won’t install at all.
  • Leftover files – If you have any AVG files on your PC, that can cause this issue to appear. To fix it, you need to remove software leftovers from your PC.

How can I fix AVG Antivirus Windows 10 incompatibility?

1. Uninstall AVG Antivirus

  1. Press the Windows key + X and choose Apps and Features.
  2. Next, select Avast on the list of applications and click Uninstall.
  3. Follow the instructions on the screen to remove it.

If your current version of AVG Antivirus is not compatible with Windows 10, your only option is to remove it.

2. Run AVG’s uninstaller utility

  1. Visit the AVG Remover page and download the software.
  2. Once the application is downloaded, start it.
  3. Follow the instructions on the screen to complete the process.

3. Search for and delete all copies of avgui.exe

  1. To bring up the search tool, press the Windows key and S simultaneously.
  2. Input avgui.exe within the search box.
  3. Right-click any avgui.exe file found in search results and select Open file location.
    avgui.exe search  avg antivirus not compatible with windows 10
  4. Then right-click avgui.exe files in File Explorer and select Delete to erase them.
  5. Click the Recycle Bin desktop shortcut.
    Empty Recycle Bin avg antivirus not compatible with windows 10
  6. Select the Empty Recycle Bin option.
Note icon
This resolution is primarily intended for users who don’t have AVG Antivirus installed. You can also search for leftover avgui.exe files with File Explorer’s search tool. Make sure you search for and delete all avgui.exe file copies on all your PC’s drive partitions.

4. Delete leftover AVG folders

  1. First, press the Windows and E keys simultaneously to bring up File Explorer.
  2. Next, open this folder path: C:\Program Files (x86)
  3. If you can find an AVG folder there, right-click it and select Delete.
  4. Open this folder in File Explorer: C:\Program Files
  5. Select any AVG folder you find there, and click the Delete button on the Home tab.
    The Delete button avg antivirus not compatible with windows 10
  6. Thereafter, open the Recycle Bin.
  7. Click Empty Recycle Bin to clear it.

In case AVG Antivirus is not compatible with Windows 10, you might have to manually remove all its files.

5. Clean the registry

Note icon
Clearing the registry manually is dangerous and can lead to issues with your system if not performed properly.
  1. Press Windows key + R and type regedit. Press Enter.
  2. Now press Ctrl key + F and type AVG.
  3. Once you find the desired keys or DWORD, delete it.
  4. Repeat steps 2 and 3 until all entries are removed.

There are plenty of third-party registry cleaners available that can make this task a lot easier. CCleaner is a highly-rated registry utility that’s recommended with additional hard drive cleaner and uninstall tools.

Get CCleaner

If AVG Antivirus is not compatible with Windows 10, then these steps should surely help you with the problem.

In case you have further issues, our AVG Antivirus won’t update or uninstall guide will surely help you fix that.

What method did you use to fix this problem? Let us know in the comments below.

Still having issues? Fix them with this tool:


If the advices above haven't solved your issue, your PC may experience deeper Windows problems. We recommend downloading this PC Repair tool (rated Great on TrustPilot.com) to easily address them. After installation, simply click the Start Scan button and then press on Repair All.

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