How to download and install the latest printer drivers
Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.
IF function – nested formulas and avoiding pitfalls
Multiple IF functions can be nested together to allow for multiple criteria. The Excel IF function statement allows you to make a logical comparison between a value and what you expect by testing for a condition and returning a result if True or False.
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App, Excel for Windows Phone 10
获取 Windows 升级和安装错误的帮助 - Microsoft 支持
请参阅一些最常见的升级和安装错误，了解Windows 10和Windows 11，以及可尝试修复的错误。
View your Microsoft Store order history - Microsoft Support
You can view your order history online or on your Xbox One console.
Applies To:
Microsoft account dashboard
Protect yourself from tech support scams - Microsoft Support
Learn how to protect your PC, identity, and data from tech support scams.
Contact - Microsoft Support
Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2
Request a refund for digital games | Xbox Support
Find out how to submit a request for a refund for a purchase of digital Xbox content.
重置忘记的 Microsoft 帐户密码 - Microsoft 支持
了解如何重置更改 Microsoft 帐户密码。 获取有关忘记 Microsoft 帐户密码的帮助。
Applies To:
Microsoft account dashboard
电话链接要求和设置 - Microsoft 支持
系统要求. 手机连接 体验从 Windows 电脑和 手机连接 开始。 从电脑中，可以使用预安装在设备上的连接至 Windows 应用或从 Google Play 或 Samsung Galaxy Store 下载的应用连接到选择 Android、Samsung、HONOR、OPPO 和华硕设备。
كيفية تسجيل الدخول إلى Hotmail - دعم Microsoft
أصبح Hotmail الآن Outlook.com. تعرّف على كيفية تسجيل الدخول للوصول إلى حساب بريدك الإلكتروني على Outlook.com أو Hotmail أو Live أو MSN.
Applies To:
Outlook.com