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Troubleshoot problems updating Windows - Microsoft Support
Learn how to troubleshoot problems updating Windows. Find answers to common questions and issues installing Windows updates.
Change your desktop background image - Microsoft Support
Use the Windows Settings app to change your desktop backgrounds and colors.
COUNTIF function - Microsoft Support
How to use the COUNTIF function in Excel to count the number of cells that meet values you set.
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
How to use the taskbar in Windows - Microsoft Support
Learn how to use the taskbar features in Windows. Hide the taskbar, pin an app, change the location, and more with taskbar settings.
Solve PC problems remotely with Remote Assistance and Easy Connect
Remote Assistance and Easy Connect let someone you trust take over your Windows 10 PC and fix a problem from wherever they are.
Find your documents in Windows - Microsoft Support
Find your files in Windows 11 using one of these methods. Search from the taskbar: Type the name of a document (or a keyword from it) into the search box on the taskbar.You'll see results for documents across your PC and OneDrive.
How to set up and use Indic Phonetic keyboards
Click on the + icon labelled and add the preferred Indic language (by selecting into the search box and select it – for example “Hindi” and click on the next button and install the Indic language on the device, which will then return to the Language page).
Windows sign-in options and account protection - Microsoft Support
Learn how to access and manage your Windows sign in options. Use a password, Windows Hello, or a security key to unlock your device.
Create and add an email signature in Outlook - Microsoft Support
How to create or edit your Outlook signature for email messages. Include your signature, text, images, electronic business card, and logo.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Outlook on the web, Outlook.com, New Outlook for Windows, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
パスワードを変更またはリセットする - Microsoft サポート
忘れた場合や紛失した場合に Windows パスワードを変更またはリセットする方法について説明します。