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

Fix Edge Sync Stuck on Sign-In Loop

You open Microsoft Edge, try to sign in to sync your data, and it keeps looping back to the sign-...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer Certificate

Fix Explorer.exe Keeps Restarting in Windows 10

If your File Explorer (explorer.exe) keeps restarting on Windows 10, you'll see the taskbar a...

Fixing Cloudflare 521 Error: Origin Unreachable

When you see Cloudflare error 521, it means your origin server is refusing the connection from Cl...

Fix Git Authentication Failed in VS Code on Mac

If you see "Git authentication failed" when pushing or pulling in VS Code on a Mac, the p...

Fix Cloudflare Origin Certificate with Let's Encrypt

If your origin server is rejecting the Cloudflare origin certificate—perhaps because of a SAN mis...