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

Reduce Task Scheduler High CPU Usage: Practical Fixes

If your system’s Task Scheduler service (svchost.exe) is using 20-50% CPU or more, you’re not alo...

Fix Windows Defender Firewall Blocking Internet Access

If your internet stops working after a Windows update or security change, Windows Defender Firewa...

Fix Windows Update Cannot Connect After Reset

After performing a Windows reset, you may find that Windows Update cannot connect to the servers....

SSH Permission Denied (Publickey) on EC2: Setup Fixes

If you're seeing "Permission denied (publickey)" when trying to SSH into an AWS EC2 instance, the...

Fix Chrome Update Configuration Error Registry Issue

If Chrome fails to update and shows a configuration error, the problem may be in the Windows regi...

Fix 'Windows Security Authentication Failed' for Domain Credentials