Checklists for software errors, setup, and tool workflows.

Fix Windows Defender Service Not Running

If you see "Windows Defender service not running" or a red warning in Security Center, the underl...

Fix Windows Security High Memory Usage: Practical Steps

If you notice your PC slowing down and Task Manager shows Windows Security (or Antimalware Servic...

How to Fix PowerShell Update Error 0x80244022

When running Windows Update in PowerShell, error 0x80244022 typically appears as a WU_E_PT_HTTP_S...

Fix Docker Build Error: 'failed to solve: manifest not found'

You run docker build and get an error like:

failed to solve: error fetching ...

Fix PowerShell Command Not Recognized in Windows 11

You type a PowerShell command and get 'not recognized as the name of a cmdlet, function, script f...

Fix Windows Activation Error 0x80070005: File Locked

When activating Windows, you might see error 0x80070005 with a message that a file is locked. Thi...