Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

When you try to activate Windows or install an update, you might see error code 0x8007000d. This ...

When installing or updating software, you might see an error that Windows Defender has locked a f...

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

You search for a file or setting in Windows, but nothing appears—or you see an error about an SSL...

If you see errors like Connecting to remote server failed with the following error message:...

Fixing Chrome Profile Sync Rate Limit Errors
You're using Chrome and suddenly see a message like 'Sync is paused due to a rate limit' or 'Temp...