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

Fix Windows Update Service Not Running After Clean Boot

If you performed a clean boot to troubleshoot an issue and later found that Windows Update won...

Fix Windows Update Error 0x80070002 Using DISM

If you see Windows Update error 0x80070002, it usually means the update system can't find a n...

Fix git index.lock File Exists Error on Windows

If you see fatal: Unable to create 'index.lock': File exists. when running G...

Fix Nginx Permission Denied for Static Files

Common Causes

When Nginx returns a 403 Forbidden or 'permission denied' error for...

Fix Windows 11 Blue Screen After Update with Clean Boot

After a Windows 11 update, you might encounter a blue screen error (BSOD) on boot. This often hap...

Fix Discord Black Screen from Chrome Hardware Acceleration

Why Chrome Hardware Acceleration Causes Discord Black Screen

When Chrome uses hardware a...