Checklists for software errors, setup, and tool workflows.

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" ...

Chrome Profile Download Configuration Guide for Windows

If you need Chrome to download and apply a managed profile configuration on Windows—perhaps from ...

How to Set Up a New Chrome Profile After a Crash

If Chrome crashes and won't open your usual profile, creating a new profile can get you back onli...

How to Fix Chrome Profile Connection Timeout

If you see a 'connection timeout' error when trying to load your Chrome profile, the browser can'...

Fix Windows Activation Service Unavailable Without Product Key

You see 'Windows activation service unavailable' and you don't have the product key. This usually...

Fix Error 0x80070643 When Windows Update Stuck

You click "Check for updates" and Windows Update hangs or fails with error 0x80070643. This usual...