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

Fix Windows Search Not Working After Update

After a Windows update, you might click the Start menu or press the Windows key and type, only to...

Windows Security App Missing After Update: How to Fix

After a Windows update, you might find the Windows Security app missing from the Start menu or sy...

Fix slui.exe High CPU Usage During Windows Activation

If you notice your CPU pegged at 100% while trying to activate Windows, slui.exe (Software Licens...

Fix Windows Activation Server Timeout Error 0x80072efd

When you see error 0x80072efd while trying to activate Windows, it usually means your computer co...

Java JDK Not Recognized After Installation: Fixes and Checks

How to Fix 'ERR_TUNNEL_CONNECTION_FAILED' on Chrome for Mac

If you see ERR_TUNNEL_CONNECTION_FAILED in Chrome on your Mac, it usually means ...