When other applications try to open file explorer, or Firefox I click the file I downloaded, I get the following error dialog: [Screenshot 2025-06-03 123954] [Screenshot 2025-06-03 123935] In Windows 11 settings under Default Apps, I clicked "Reset Default Apps" but it didn't help.

Please try the .reg file here to fix it; [image] How to manually remove Explorer Replacement settings light_bulbOpus FAQs Turning off Explorer Replacement is usually done via one of two ways: If you want to keep Opus installed but don't want it to replace E…

Running the Reg File from the FAQ fixed all my issues so far. Pretty sure I uninstalled Opus via the Windows Settings Applications screen, and not a Opus-specific uninstall.

After Uninstallation, I get Application Not Found dialog

Help & Support

Leo June 3, 2025, 5:55pm 2

Please try the .reg file here to fix it;

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