使用 Microsoft 登录
登录或创建帐户。
你好,
使用其他帐户。
你有多个帐户
选择要登录的帐户。
Installing Windows 11 on devices that don't meet minimum system ...
You might also see a notification in Settings to let you know the requirements are not met. If you're experiencing issues after upgrading to Windows 11 and your device does not meet the minimum system requirements, we recommend you go back to Windows 10. To go back to Windows 10, select Start > Settings > System > Recovery > Go back .
Troubleshoot Outlook email setup - Microsoft Support
Try guided support. If you're having problems setting up your email in Outlook, we want to help. Choose an option below for more information. Tip: If you're a small business owner looking for more information on how to get Microsoft 365 set up, visit Small business help & learning. Select any heading below, and it will open to show more info:
适用于: Microsoft 365 专属 Outlook, Outlook 2021, Outlook 2019, Outlook 2016, Microsoft 365 管理员
Stay protected with Windows Security - Microsoft Support
Select Start > Settings > Update & Security > Windows Security and then Virus & threat protection > Manage settings. (In early versions of Windows 10, select Virus & threat protection > Virus & threat protection settings .) Open Windows Security settings. Switch the Real-time protection setting to Off and choose Yes to verify.
Digital signatures and certificates - Microsoft Support
Signing certificate To create a digital signature, you need a signing certificate, which proves identity. When you send a digitally-signed macro or document, you also send your certificate and public key. Certificates are issued by a certification authority, and like a driver’s license, can be revoked. A certificate is usually valid for a ...
适用于: Microsoft 365 专属 Excel, Microsoft 365 专属 Word, Microsoft 365 专属 PowerPoint, Microsoft 365 专属 Access, Visio 计划 2, Excel 2021, Word 2021, PowerPoint 2021, Access 2021, Visio Professional 2021, Visio Standard 2021, Excel 2019, Word 2019, PowerPoint 2019, Access 2019, Visio Professional 2019, Visio Standard 2019, Excel 2016, Word 2016, PowerPoint 2016, Access 2016, Visio 专业版 2016, Visio 标准版 2016
App permissions - Microsoft Support
Here's more info on what permissions allow an app to do: Access all your files, peripheral devices, apps, programs, and registry: The app has the ability to read or write to all your files (including documents, pictures, and music) and registry settings, which allows the app to make changes to your computer and settings. It can use any peripheral devices that are either attached or part of ...
Change or reset Internet Explorer settings - Microsoft Support
Open Internet Explorer, select Tools > Internet options. In the Reset Internet Explorer Settings dialog box, select Reset. In the box, Are you sure you want to reset all Internet Explorer settings?, select Reset. When Internet Explorer finishes applying default settings, select Close, and then select OK. Restart your PC to apply changes.
احصل على التحديث الأخير لـ Windows. - دعم Microsoft
للتحقق من وجود تحديثات، حدد البدء > الإعدادات > Windows Update ، ثم حدد التحقق من وجود تحديثات. إذا كانت التحديثات متوفرة، يمكنك اختيار تثبيتها. التحقق من وجود تحديثات. إذا واجهت مشكلات في تحديث ...
Unlink and re-link OneDrive - Microsoft Support
Unlink your OneDrive account. Select the OneDrive cloud in your notification area to show the OneDrive pop-up. Select the OneDrive Help and Settings icon then select Settings. Go to the Account tab. Select Unlink this PC.
适用于: OneDrive for Business, OneDrive (工作或学校), OneDrive (家庭或个人), 由世纪互联运营的 OneDrive (工作或学校), OneDrive for Mac, Windows 版 OneDrive
Edit photos and videos in Windows - Microsoft Support
To get started, open the photo or video you'd like to mark up. Select Edit image from the top of your screen. Select Markup and then, from the toolbar, select one of three drawing tools (2 available pens, and one highlighter). Select the type of line (plain line, line with single arrow, line with double arrow) and the color and size from the ...
修复 Windows 中的声音或音频问题 - Microsoft 支持
首先在“获取帮助”应用中运行自动音频疑难解答。. “获取帮助”将自动运行诊断,并采取正确的步骤来解决大多数音频问题。. 打开“获取帮助”. 如果“获取帮助”应用无法解决声音或音频问题,请尝试列出的可能解决方案:. Windows 11 Windows 10. 1. 检查扬声器 ...