Software comparisons, alternatives, and tool decision notes.

Fix Windows Store Error 0x80073cf9: Configuration Issue

When you see error code 0x80073cf9 while trying to install or update an app from the Windows Stor...

How to Fix Chrome Profile Token Expired Error

You open Chrome and see a message that your profile token has expired. This usually means Chrome ...

Fix Git Clone Permission Denied (publickey) on Bitbucket

You try to clone a Bitbucket repository and see:

Permission denied (publickey).
fatal: Co...

Fix Windows 10 Activation Error 0x803fa067

You see error 0x803fa067 when trying to activate Windows 10. It usually means the activation serv...

Fix Error 0x80070643 in Windows Update on Mac via Boot Camp

If you're running Windows on a Mac via Boot Camp and encounter error 0x80070643 when trying to up...

Windows Defender Troubleshooting Guide: Step-by-Step Fixes

Windows Defender (now Microsoft Defender Antivirus) may stop working due to corrupted files, conf...