Restore deleted files or folders in OneDrive - Microsoft Support
Learn how to delete and restore files in OneDrive. Recover deleted files or folders from the OneDrive recycle bin.
Applies To:
OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows
POP, IMAP, and SMTP settings for Outlook.com
If you're trying to add your Outlook.com account to Outlook or another mail app, you might need the POP, IMAP, or SMTP settings. You can find them below or by viewing them in your Outlook.com settings.. Outlook and Outlook.com may be able to detect your account's mailbox settings automatically, but for other non-Microsoft accounts, you may need to contact your email provider for their settings.
Applies To:
Outlook for Microsoft 365, Outlook for Microsoft 365 for Mac, Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Outlook Web App for Office 365, Outlook Web App for Office 365 Small Business, Outlook on the web, Outlook.com, Outlook Web App for Office 365 operated by 21Vianet, Outlook Web App Light, New Outlook for Windows, Outlook for Android, Outlook Mail for Windows 10, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019, Outlook Web App
How to open Registry Editor in Windows 10 - Microsoft Support
Type regedit in the search bar on the taskbar, then select Registry Editor (Desktop app) from the list of results.
How to use alarms and timers in the Clock app in Windows 10
Learn how to use the Clock app in Windows 10. To launch the app, select Start and select Clock from the app list or type its name into the search box.
在 Microsoft Edge 中更改默认搜索引擎 - Microsoft 支持
将必应作为默认搜索引擎，将增强在 新版 Microsoft Edge 中的搜索体验，包括直接指向 Windows 应用的链接、来自组织的相关建议（如果使用工作或学校帐户登录），和有关 Windows 的问题的即时解答。 但是，你可以将默认搜索引擎更改为使用 OpenSearch 技术的任何站点。
Save an Outlook message as a .eml file, a PDF file, or as a draft
Email messages that you receive can be saved as a file on your computer, or a message that you are composing can be saved as a draft and finished later.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook on the web, Outlook.com, New Outlook for Windows
Fix microphone problems - Microsoft Support
If you are having trouble with your microphone features, the following information can help you troubleshoot and resolve issues.
Get Windows Media Player - Microsoft Support
Learn how to get Windows Media Player 12 for Windows 10, Windows 8.1, and Windows 7.
Mouse and keyboard problems in Windows - Microsoft Support
Troubleshoot problems you might be having with your mouse or keyboard, or other wireless device in Windows.
Update to the new Microsoft Edge - Microsoft Support
To change appearance, select Appearance and make the changes you want to your default theme, zoom, toolbar, and fonts.