Contact Us - Microsoft Support
网页Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
KB5043950: Windows 11, version 24H2 support - Microsoft Support
网页Important Defender for Endpoint has been removed from the base image for Windows 11, version 24H2 and needs to be manually installed whenever a device goes from Home to Pro.. Workaround. Use the Deployment Image Servicing and Management (DISM) command-line tool to install the Windows Sense Client from an elevated command prompt.
32-bit and 64-bit Windows: Frequently asked questions
网页Find out how to choose between the 64-bit or 32-bit version of Office. Get answers to some common questions about 32-bit and 64-bit versions of Windows.
How to investigate a billing charge from Microsoft
网页If you don't recognize a charge on your account, go to the Manage your payments page of your Microsoft account dashboard and select "Investigate". Learn more. Here are the most likely causes for an unrecognized charge: A Microsoft …
July 21, 2022—KB5015882 (OS Build 22000.832) Preview
网页2021年10月12日 · Addresses an issue that prevents the Startup Task API from working as expected for certain apps. Improves the reliability of a push-button reset after an OS upgrade. Addresses an issue that makes the tenant restrictions event logging channel inaccessible if you remove the EN-US language pack.
Global Customer Service phone numbers - Microsoft Support
网页To find a customer service phone number in your country, please click a region and find your country. Note: Support cases for Surface devices may only be initiated online.
How to spot a "fake order" scam - Microsoft Support
网页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.
KB5025885: How to manage the Windows Boot Manager …
网页2023年5月9日 · A bootkit is a malicious program that is designed to load as early as possible in a devices boot sequence to control the operating system start. Secure Boot is recommended by Microsoft to make a safe and trusted path from the Unified Extensible Firmware Interface (UEFI) through the Windows kernel Trusted Boot sequence.
Avoid and report Microsoft technical support scams
网页If you feel like you’ve been the target of a technical support scam, you can help Microsoft stop cybercriminals by reporting it. Learn more about avoiding technical support scams.
Insert a header or footer - Microsoft Support
网页Use headers and footers to add a title, date, or page numbers to every page in a document. Insert a header or footer. Select Insert > Header or Footer. Select one of the built in designs. Type the text you want in the header or footer. Select Close Header and Footer when you're done.
Set up Office apps and email on a mobile device
网页Learn how to setup your mobile device with Office mobile apps and email.