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

Fix OneDrive Sync Blocked by Third-Party Antivirus File Lock

OneDrive suddenly stops syncing files, showing errors like “Changes to can't be saved”...

Fix MongoDB Authentication Failed: Database Mismatch

When you see Authentication failed in MongoDB along with a message about database mi...

Fix Command Prompt Error 0xc0000142 on Windows

When you try to open Command Prompt and see "failed to start error code 0xc0000142", it usually m...

Fix 'Permission Denied' When Creating a Folder in Command Prompt