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

Force Delete a Locked File in Windows Using Command Prompt

When a file is locked by a program, Windows prevents deletion with errors like "The action can't ...

How to Renew OneDrive Sync Token for Stuck Sync

If OneDrive stops syncing and shows a persistent error like "Changes not syncing" or "Sync pendin...

How to Fix Command Prompt Error 0x80070002 (File Not Found)

When you run a command in Command Prompt and see Error 0x80070002, it usually means ...

Fix Cloudflare DNS Not Working with VPN Connection

If you use Cloudflare DNS (1.1.1.1) and a VPN together, you may hit a snag where DNS stops resolv...

Fix VirtualBox Kernel Driver Not Installed on Windows 10

Fix Chrome Profile 504 Gateway Timeout on One Specific Site

If you see a 504 Gateway Timeout error in Chrome only when visiting a particular website, the pro...