Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
Can I upgrade to Windows 11? - Microsoft Support
Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.
Office アプリケーションを修復する - Microsoft サポート
クイック実行 [Office プログラムをどのように修復しますか] ウィンドウで、[オンライン修復]、[修復] の順に選択して、修復する項目がすべて選択されていることを確認します (より高速な [クイック修復] オプションも利用できます。ただし、問題を検出して、破損したファイルを置き換える ...
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, InfoPath 2013, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
How to use Remote Desktop - Microsoft Support
Learn how to use Remote Desktop in Windows. On your Windows, Android, or iOS device: Open the Remote Desktop app (available for free from Microsoft Store, Google Play, and the Mac App Store), and add the name of the PC that you want to connect to (from Step 1). Select the remote PC name that you added, and then wait for the connection to complete.
Calculate the difference between two dates - Microsoft Support
This isn't the date you'll set, it's just a sample of how the format will look. Note that in versions prior to Excel 2016, this format might have a different sample date like 3/14/01 1:30 PM. 3. Subtract the two. In another cell, subtract the start date/time from the end date/time. The result will probably look like a number and decimal.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Windows セキュリティによる保護を利用します - Microsoft サポート
Windows 10 と Windows 11には、最新のウイルス対策の保護を提供する Windows セキュリティが含まれています。 お使いのデバイスは、Windows を起動した瞬間からアクティブに保護されます。
修复 Microsoft Store 应用出现的问题 - Microsoft 支持
另请参阅. 如果找不到 Microsoft Store,请参阅 在 Windows 10 中查找 Microsoft Store 时遇到问题的疑难解答。. 如果在启动 Microsoft Store 时遇到问题,请参阅 Microsoft Store 无法启动。. 如果可以启动 Microsoft Store,但只是在查找或安装应用时遇到问题,请参阅 我无法从 Microsoft Store 找到或安装应用。
Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
If you still don't see an option to install Microsoft 365 on the Microsoft 365 Software page, it's possible your admin hasn't assigned a license to you. Find out if you have a license to install Microsoft 365. If you're a student or teacher and your institution didn't give you a license, find out if you're eligible to Get Microsoft 365 for free.
Applies To: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Show desktop icons in Windows - Microsoft Support
Note: If you are in tablet mode, you may not be able to see your desktop icons properly.You can find the program by searching for the program name in File Explorer. To turn off tablet mode, select action center on the taskbar (next to date and time), and then select Tablet mode to turn it on or off.
Using the new Bing on the Windows taskbar - Microsoft Support
The new Bing is now available to everybody directly from the Windows taskbar, making more ways to interact with your PC across search, answers, chat, and creation available anytime, right on your desktop.
What is: Multifactor Authentication - Microsoft Support
How does multifactor authentication work? Let's say you're going to sign into your Microsoft account or work or school account, and you enter your username and password.If that's all you need then anybody who knows your username and password can sign in as you from anywhere in the world!