Turn Windows Security on or off - Microsoft Support
When you get a new device and start up Windows 10 for the first time, the antivirus protection that comes installed with the device is your default security app.
October 10, 2023KB5031358 (OS Build 22000.2538)
Windows 11, version 22H2; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)
Change your account picture - Microsoft Support
Under Adjust your photo, select Choose a file > Browse files to select an existing photo. Or, if your device has a camera, select Take a photo > Open camera and take a new photo
Group or ungroup data in a PivotTable - Microsoft Support
Grouping data in a PivotTable can help you show a subset of data to analyze. For example, you may want to group an unwieldy list date and time fields in the PivotTable into quarters and months
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel 2021, Excel 2019, Excel 2016
Schedule a Microsoft Teams meeting from Outlook
Troubleshooting The people selection menus in Meeting options don't show invitees I've added to an occurrence of a meeting series. In this scenario, you will need to invite people to the meeting series, rather than to the meeting occurrence.
Applies To: Microsoft Teams
Add a list box or combo box to a worksheet in Excel
To set this property. Do this. Fill color. Click BackColor > the down arrow > Pallet, and then pick a color.. Font type, style or size. Click Font > the... button and pick font type, size, or style.. Font color. Click ForeColor > the down arrow > Pallet, and then pick a color.. Link a cell to display selected list value. Click LinkedCell. Link Combo Box to a list
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Comment se connecter à Hotmail - Support Microsoft
Remarques : Votre mot de passe Hotmail ou Outlook.com est le même que celui de votre compte Microsoft. Si vous pouvez vous connecter mais que vous rencontrez des problèmes avec Outlook.com, vérifiez l’état du service.Si l’état n’est pas vert, patientez jusqu’à ce que le service fonctionne normalement et essayez de vous reconnecter.
Applies To: Outlook.com
Turn Microsoft Defender Firewall on or off - Microsoft Support
Under Microsoft Defender Firewall, switch the setting to On.If your device is connected to a network, network policy settings might prevent you from completing these steps. For more info, contact your administrator.
- Microsoft
使用自动筛选或内置比较运算符(如 Excel 中的“大于”和“前 10 个”)显示所需数据并隐藏其余数据。 筛选单元格或表格区域中的数据后,可以重新应用筛选器以获取最新结果,或者清除筛选器以重新显示所有数据。
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2019, Excel 2016
Fix Wi-Fi connection issues in Windows - Microsoft Support
Things to try first. Try these things first to help you fix or narrow down the connection problem. Run Get Help to troubleshoot and fix common connection problems. Right click the network icon in the right side of the taskbar and select Diagnose network problems or open Get Help for Network & Internet