Checklists for software errors, setup, and tool workflows.

Fix Error 0x80070643 When Windows Update Stuck

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

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" ...

Command Prompt Access Denied Windows 7 Fix Checklist

When you see 'Access Denied' while trying to run a command in Windows 7's Command Prompt, it usua...

How to Configure Windows Defender Log File Size Limit

Windows Defender (Microsoft Defender Antivirus) writes operational logs that can grow large over ...

Fix Windows Activation Error 0x80070002 (Dependency Conflict)

You try to activate Windows and get error 0x80070002. The message often says something like “depe...

7-Zip 'Cannot Open File as Archive' Error: Malware or Not?

You try to open a file with 7-Zip and get the error 'Cannot open file as archive'. This can happe...