Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

View list

Fix OneDrive Repeated Credential Prompts

If OneDrive keeps asking you to sign in even after you've entered your credentials, it's usually ...

Fix Windows Defender Service Unavailable Error

You open Windows Security and see the message 'Windows Defender service unavailable' or 'Windows ...

Fix Windows Search Token Expired & Outlook Not Syncing

You may see a message that your Windows Search token has expired, and Outlook stops syncing. This...

Fix Windows Activation 502 Bad Gateway Network Error

When activating Windows, you may see a "502 Bad Gateway" network error. This usually means the ac...

Fix MySQL Connection Refused for Remote Access

When you try to connect to a MySQL server from a remote client and get ERROR 2003 (HY000): ...

Microsoft Store File Locked: How to Fix Installation Errors
When installing or updating apps from the Microsoft Store, you may see an error like "File locked...