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Get the latest Windows update - Microsoft Support
To check for updates, select Start > Settings > Windows Update , then select Check for updates. If updates are available, you can choose to install them. Check for updates. If you run into problems updating your device, including problems with previous major updates, see common fixes at Troubleshoot problems updating Windows.
将数据从行转置到列,或将数据从列转置到行 - Microsoft 支持
Windows Web. 如果有一个工作表,其中列包含数据,需要旋转才能按行重新排列它,请使用 “转置” 功能。. 使用它,可以快速将数据从列切换到行,反之亦然。. 例如,如果数据如下所示,则列标题为“销售区域”,左侧为“季度”:. “转置”功能重新排列表 ...
适用于: Microsoft 365 专属 Excel, Excel 网页版, Excel 2021, Excel 2019, Excel 2016
查找 Windows 产品密钥 - Microsoft 支持
查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时,通常需要产品密钥。. 通常,如果购买的是实物 Windows 拷贝,产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。. 如果 Windows 已预先安装在计算机上,产品密钥应显示在设备 ...
适用于: Microsoft 帐户仪表板
Kirjautuminen sisään tai ulos Outlook.comissa - Microsoft-tuki
Kirjaudu ulosHotmail taiOutlook.com. Jos haluat kirjautua ulos, siirry Outlook.comiin. Valitse tilisi nimikirjaimet tai tilin kuva Saapuneet-kansion yläkulmasta. Valitse Kirjaudu ulos. Vihjeitä: Jos et näe kuvaasi näytön yläreunassa, tarkista, onko mainosten esto käytössä. Se estää joskus kuvaa näkymästä.
适用于: Outlook.com
Improve my PC performance in Windows - Microsoft Support
Make sure the system is managing the page file size. Check for low disk space and free up space. Adjust the appearance and performance of Windows. Pause OneDrive syncing. Disable unnecessary startup programs. Check for and remove viruses and malware. Restore your PC from a system restore point. Tips to improve performance in Windows. If your ...
Use Snipping Tool to capture screenshots - Microsoft Support
There are four ways to open Snipping Tool: Select the Start button, enter snipping tool, then select Snipping Tool from the results. Press Windows logo key + Shift + S for a static image snip. Press Print Screen ( PrtSc ) for a static image snip. Press Windows logo key + Shift + R for a video snip.
更改电脑电源Windows模式 - Microsoft 支持
更改电脑电源Windows模式. 选择适合你的电源模式以及你想要在电脑上Windows 11操作。. 这样,你可以确定哪些对你很重要 - 是要获得最佳电池使用时间、获得最佳性能还是在二者之间寻求平衡。. 若要更改电源模式,请选择"启动">设置>">"&"。. 对于 "电源模式 ...
Windows 11, version 23H2 update history - Microsoft Support
The update history page will provide you with the build numbers for 22H2 and 23H2. This will make it easier for support to assist you if you encounter issues. This new update will be cumulative with all the newly announced features including Copilot in Windows (in preview) plus additional changes.
How to earn Microsoft Rewards points - Microsoft Support
Here are some of the ways you can earn Microsoft Rewards points: Search with Bing *. Search the web through the search box on the taskbar on your Windows 10/11 device. Buy stuff from Microsoft Store online (from your mobile device, on Xbox One, in the Microsoft Store app on your Windows 10/11 or Windows 8.1 device, or via the web). For more ...
适用于: Microsoft 帐户仪表板
Troubleshoot screen flickering in Windows - Microsoft Support
Screen flickering in Windows 11 is usually caused by a display driver issue or incompatible app. To determine whether a display driver or app is causing the problem, check to see if Task Manager flickers. Then, based on that information, you'll need to update, rollback, or uninstall your display driver or update or uninstall the app.