Checklists for software errors, setup, and tool workflows.

Windows Defender 404 Not Found: How to Fix Missing Interface

You open Windows Security, click on Virus & threat protection, and get a blank page or a 404 erro...

Fix Windows Terminal Startup Folder Not Working

You set a custom startup folder in Windows Terminal, but it keeps opening to the default location...

Fix Windows Security Antivirus Not Turning On

You open Windows Security and see that the antivirus is off, with no obvious way to turn it on. T...

How to Fix Outlook Rate Limit Error in Office 365

Understanding the Error

You may see a message like "Too many requests" or "Server busy" ...

Fix Windows Terminal Login Loop and Sync Issues

If you're stuck in a Windows Terminal login loop or your settings aren't syncing across devices, ...

Fix PowerShell Module Not Found Path Error

When PowerShell can't find a module you've installed, you typically see an error like Impor...