Either way, it's always good practice to have a few PC diagnostic tools on hand to fix issues as they appear ... a tool that ...

If your Windows PC is stuck in Diagnostic Startup mode, force Normal Boot via Command Prompt or disable PIN-only sign-in via ...

Microsoft is investigating a known issue randomly triggering "Product Deactivated" errors for customers using Microsoft 365 ...

Microsoft is investigating a known issue that caused 'Product Deactivation' errors in customers using Microsoft 365 Office ...