Knowledge base for software setup, errors, and daily tool work.

Fix Microsoft Store Blank Screen When Other Apps Work

You open the Microsoft Store and see nothing but a blank white or gray screen. Other apps—Edge, O...

Fix Microsoft Teams Crashing on Windows 10

If Microsoft Teams keeps crashing on your Windows 10 PC, it's usually due to a corrupted cache, o...

Fix Windows Defender Real-Time Protection Turning Off

If you see a notification that Windows Defender real-time protection is off, or it keeps turning ...

Fix Chrome Profile Auth Error 0x800704cf

You see the error "Chrome profile authentication failed" with code 0x800704cf when trying to sign...

Fix PowerShell Remote Connection Refused Error

How to Reset Windows Activation Cache with a Script

If Windows shows activation errors after a hardware change or update, the activation cache might ...