Windows Sandbox fails to start: Suspicion of uninstalled Microsoft Edge

Windows Sandbox won't start. The suspicion is that Microsoft Edge might have been uninstalled. (Please note that this is not referring to a legitimate uninstallation.)

Understanding the Issue

Windows Sandbox is a feature designed to create an isolated environment where you can run untrusted software without affecting your main system. If Microsoft Edge is uninstalled, it could potentially disrupt the functionality of Windows Sandbox, preventing it from starting.

Identifying the Problem

To confirm if Microsoft Edge is the cause of the issue, you can follow these steps:

1. Open the Start menu and search for "Microsoft Edge". If it's not present in the search results, Microsoft Edge might have been uninstalled.

2. If Microsoft Edge is not present in the search results, you can try to reinstall it. To do so, open the Start menu, click on "Settings", then navigate to "Apps" > "Apps & features". Scroll down and find "Microsoft Edge", click on it, and then click "Uninstall". After uninstalling, reinstall Microsoft Edge by visiting the official Microsoft Edge download page.

3. After reinstalling Microsoft Edge, restart your computer and try to start Windows Sandbox again.

Troubleshooting the Problem

If reinstalling Microsoft Edge doesn't solve the problem, there might be other issues at play. Here are some troubleshooting steps you can take:

1. Check for Windows Updates: Make sure your system is up-to-date. Go to "Settings" > "Windows Update" and check for updates. Install any available updates and restart your computer.

2. Reset Windows Sandbox: Go to "Control Panel" > "Programs" > "Programs and Features" > "Turn Windows features on or off". Find "Windows Sandbox" in the list, uncheck it, click "OK", and then restart your computer. After the restart, go back to the same location, find "Windows Sandbox", check it again, and click "OK" to re-enable it.

3. Repair Windows: If the problem persists, you might need to repair your Windows installation. This should only be done as a last resort, as it will erase some of your data. To repair your Windows installation, boot from a Windows installation media, select "Repair your computer", and then follow the on-screen instructions.

References

1. Microsoft Edge Download
2. Windows Sandbox Documentation
3. How to Check for Windows Updates
4. How to Repair Windows 10