A crucial Windows security certificate just expired - how to check your PC ...
How-To Geek on MSN
Your Windows PC has an expiration date—here's how to find it
Microsoft quietly retires each version on a set date.
You can keep using Windows 10 safely if you meet these criteria and enable the right setting.
Microsoft has clarified what will happen to Windows 11 PCs if Secure Boot certificates are not updated before they expire in June 2026. Secure Boot is a security standard developed by the PC industry.
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