Provides guidance for Windows Server to protect against an L1 terminal fault (LITF) attack.

A popular tactic of criminals is the "fake order" scam. The way it works is that you get a message, usually in email or text, that appears to be a routine confirmation for an order. Of course, you never ordered whatever product or service it's confirming. The message looks common enough, and it says that money will be charged to your credit card or withdrawn from your bank account for the ...

Add a watermark, such as draft, confidential, or one of your own design like a company logo, to a worksheet in Exce

Learn how to protect your PC, identity, and data from tech support scams.

If you see error code 0x87E00011 when you try to download content to your Xbox console, try the solution below.

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Beta Ring (2406.240520-2200) Hey Xbox Insiders! We are releasing a new Xbox Update Preview to the Beta ring today. Continue reading below to learn all about what's included with this update.

Alpha Skip-Ahead Ring (2604.260218-2200) Hey Xbox Insiders! We are releasing a new Xbox Update Preview to the Alpha Skip-Ahead ring today. Continue reading below to learn all about what's included with this update.

Alpha Ring (2506.250612-1215) Hey Xbox Insiders! We are releasing a new Xbox Update Preview to the Alpha ring today. Continue reading below to learn all about what's included with this update.

Applies to: Windows 10 Enterprise LTSC 2021 This security update includes fixes and quality improvements that are part of the following update: October 14, 2025—KB5066586 (OS Build 17763.7919) The following is a summary of the issues that this update addresses when you install this update. The bold text within the brackets indicates the item or area of the change we are documenting. [App ...