Checklists for software errors, setup, and tool workflows.

Fix 'Windows Defender Firewall Has Blocked' Error

You see a notification that Windows Defender Firewall has blocked an app or feature. This usually...

Fix 'Task Scheduler Command Not Found' Error on Windows 11

You try to run a task scheduler command in Command Prompt or PowerShell on Windows 11, and you se...

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

You run docker build and get an error like:

failed to solve: error fetching ...

How to Fix Chrome Rate Limit Error When Signing In

When signing into a website in Chrome, you may see an error like “Rate limit exceeded” or “Too ma...

Fix Windows Security Token Expired Error 0x80070520

You see error 0x80070520 with the message 'The security token has expired.' This usually happens ...

Fix Windows Defender Path Not Found in Windows 11

If you see "Windows Defender path not found" when trying to open Windows Security or run a scan, ...