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Fix Bluetooth problems in Windows - Microsoft Support
Troubleshoot problems with Bluetooth accessories. If you can turn on Bluetooth but having problems pairing or using a Bluetooth accessory, try the following steps to try to fix common problems with Bluetooth accessories.
Manage website notifications in Microsoft Edge
Website notifications appear in the lower right corner of your screen and are also displayed in the Notification Center.When notifications are turned on for a website, they will still appear even if Microsoft Edge is closed.
Applies To: Microsoft account dashboard
Troubleshoot Windows Media Player Errors - Microsoft Support
Repair or reset Windows Media Player: If Windows Media Player is not working properly, you can try to repair or reset it to its default settings.To do this, Select Start > Settings > Apps > Installed Apps.. Scroll down and click the three horizontal dots next to Windows Media Player and choose Advanced options, and click the Repair or Reset button. Note that resetting Windows Media Player will ...
Change or reset your PIN - Microsoft Support
If you forgot your PIN and need to reset it, you can do so from the Windows sign-in screen. Look below the PIN text box: If you see I forgot my PIN , select it and follow the instructions to reset your PIN.If there are multiple accounts on the device, choose the one you need to reset.
Repair Outlook Data Files (.pst and .ost) - Microsoft Support
Note: The scan creates a backup file during the repair process.To change the default name or location of this backup file, in the Enter name of backup file box, enter a new name, or choose Browse to select the file you want to use. You may need to run the tool several times in order to repair your Outlook Data File.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
COUNTIF function - Microsoft Support
Argument name. Description. range (required). The group of cells you want to count. Range can contain numbers, arrays, a named range, or references that contain numbers. Blank and text values are ignored. Learn how to select ranges in a worksheet.. criteria (required). A number, expression, cell reference, or text string that determines which cells will be counted.
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
Switch to the new Microsoft Teams - Microsoft Support
When in the new Teams, turn on (or off) notifications by selecting Settings and more at the top of the new Teams, then selecting Settings > Notifications > Open Windows notifications settings.Find Microsoft Teams (work preview) in the apps list and set your preference.
Applies To: Microsoft Teams
Fix Ethernet connection problems in Windows - Microsoft Support
On your home router. Try these things first to help you fix or narrow down the connection problem. Check the Ethernet cable and connection.Make sure the Ethernet cable is securely plugged into the Ethernet port on both your router and Windows 11 PC.
配置 Windows Hello - Microsoft 支持
Windows Hello 是登录到 Windows 设备的一种更个性化、更安全的方式。 在 Windows Hello 中,你可以使用面部识别、指纹或 PIN 登录,而不是使用密码。
Change or update your email password - Microsoft Support
Change your password with your email provider. See the following sections for instructions on changing your email account password for several major email providers.
Applies To: Outlook for Microsoft 365, Outlook for Microsoft 365 for Mac, Outlook 2021, Outlook 2019, Outlook 2016, Microsoft 365 admin, New Outlook for Windows