Knowledge base for software setup, errors, and daily tool work.

Fix 'Cannot Open as Archive' Error for 7-Zip Password Files

You try to open a password-protected .7z or .zip file with 7-Zip and get the error 'Cannot open a...

Fix Windows Defender Real-Time Protection Turning Off Automatically

If Windows Defender's real-time protection keeps turning off automatically, your PC may be vulner...

Fix Firefox Secure Connection Failed on Windows 10

When Firefox shows "Secure Connection Failed" on Windows 10, it usually means the browser cannot ...

Fix Microsoft Store 404 Error on Windows 11

When you see a 404 error in the Microsoft Store on Windows 11, it usually means the store can't f...

Fix 'git remote add origin repository not found' Error