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

Fix OneDrive Sync Error 0x8004de40: Reset Settings

If you see error code 0x8004de40 when trying to sync files in OneDrive, it usually means the sync...

Fix pnpm Store Permission Denied on Mac

If you're seeing a 'permission denied' error when running pnpm commands on your Mac, it's usually...

Fix BitLocker Blank Screen on Windows 10 Boot

You enter your BitLocker password at boot, the screen goes blank, and nothing happens. The system...

Fix Windows Security DNS Error Permission Denied

You may see a 'permission denied' error when Windows Security tries to access DNS settings. This ...

Fixing Windows Security 502 Bad Gateway Errors

If you see a 502 Bad Gateway error in Windows Security (or the Windows Defender portal), it usual...

Fix 'ffmpeg command not found' in PHP exec()