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 OneDrive Sync 404 Error After Windows Update

After a Windows update, you might see a 404 error when trying to sync files in OneDrive. This usu...

Fix OneDrive Sync Not Working After Migration

After moving files to a new PC or switching Microsoft accounts, OneDrive may stop syncing. This u...

Fix Command Prompt Sync Issue with System Clock

Fix Windows Security Can't Connect to Server Error

When you see "Windows Security cannot connect to the server" while trying to sign in or access a ...