
How to Activate Windows 10 Without a Product Key
You may see a "Windows isn't activated" watermark or notification. This typically happens after a...
Software troubleshooting desk

You may see a "Windows isn't activated" watermark or notification. This typically happens after a...

After a Windows update, you might see an activation error like “We can’t activate Windows on this...

If you're relying on Windows Security (formerly Windows Defender) as your primary antivirus, you'...

If Outlook stops syncing email, calendar, or contacts after an update or add-in installation, a d...

If you need to use the Microsoft Store on a device that is frequently offline, or you want to man...

When you see connection refused or permission denied while trying to co...