How to Fix the "Invalid Registry Value" Error When Opening Photos or Videos in Windows 10

The "Invalid Registry Value" error in Windows 10 typically appears when users try to open a photo or video file. This issue often stems from outdated or incorrect registry entries left behind after a system or software update. In this guide, we’ll explore several methods to resolve this problem.

Causes of the "Invalid Registry Value" Error

The main reasons for this error include:

• Outdated registry entries left over from Windows or multimedia app updates;
• Version conflicts with the Photos app or built-in media player;
• App cache issues.

Methods to Fix the "Invalid Registry Value" Error

1. Reset the Photos App or Video Player Settings

The first and simplest step is to reset the settings of the app causing the issue. Here’s how:

1. Open Settings (press Win + I);
2. Go to Apps > Apps & Features;
3. Find the Photos app or other app showing the error;
4. Click it, then select Advanced Options;
5. Click Reset and confirm.

2. Update or Reinstall the Photos App

Often, the error occurs due to an outdated app version. To update it:

• Open the Microsoft Store and go to the “Library” tab;
• Locate the Photos app and check for updates.

If updating doesn’t resolve the issue, try uninstalling and reinstalling the app.

3. Delete Outdated Registry Entries

This method is recommended only for advanced users, as errors in the registry can affect system stability. To delete outdated registry entries:

1. Press Win + R and type regedit to open the Registry Editor;
2. Navigate to HKEY_CURRENT_USER\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Repository\Packages;
3. Delete entries associated with the Photos app or video player;
4. Close the Registry Editor and restart your computer.

4. Use the Built-in Troubleshooter

Windows 10 includes a troubleshooter for app issues:

1. Go to Settings > Update & Security > Troubleshoot;
2. Select Windows Store Apps and run the troubleshooter.