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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.
Install Office 2007 - Microsoft Support
When prompted, enter the product key. You can find the product key on the sticker on the CD case or other packaging. If you need help, see Find your Product Key for Office 2007.
Applies To: Office 2007
Getting ready for the Windows 11 upgrade - Microsoft Support
If you're running Windows 8.1 or earlier, or if your PC doesn't meet the minimum system requirements to run Windows 11, consider moving to a new Windows 11 device. Find a PC that meets your needs. Set up your Microsoft account to transfer files and favorites. One account connects your device across Microsoft apps and services like Microsoft 365, OneDrive, Edge, and Microsoft Store.
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 ...
Reinstall Windows - Microsoft Support
Notes: Reinstalling Windows 11 using installation media while choosing to ‘Keep nothing’ (a clean install) will automatically enable reserved storage if the partition you reinstall Windows to is 20GB or larger. Reserved storage sets aside disk space to be used by updates, apps, temporary files, and system caches, thus improving the day-to-day function of your PC by ensuring that critical ...
Install Quick Assist - Microsoft Support
To pin Quick Assist to your taskbar so you can quickly get back to it, after Quick Assist is open, right-click (or press and hold) the icon on your taskbar > Pin to taskbar. If the old app icon still appears on your device, make sure you select the new app icon.
Use voting buttons in messages - Microsoft Support
Track and print results. When you create and send an email with voting buttons to others, you may want to track and print the results. You can either quickly copy the voting results into a blank Word document or a new email, or copy them into Excel so you can work with the data later.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013
Fix microphone problems - Microsoft Support
If you want to give access to desktop apps, make sure that Let desktop apps access your microphone is turned on.You can't turn off microphone access for individual apps. Others can't hear me. Try the following solutions:
在Microsoft Edge浏览器中使用Microsoft 翻译工具 - Microsoft 支持
如果在设置中打开用与首选语言不同的语言编写的页面,Microsoft Edge会自动提示你翻译它。 转到用外语编写的网页时,“翻译”图标 显示在地址栏中。 如果语言未包含在设置中的首选语言列表中,则该语言被视为外在语言。
Applies To: Microsoft Edge
Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.