From your files, themes, and some settings to many of your installed apps and Wi-Fi information - Windows Backup will help protect what matters and make it easier than ever to move to a brand-new PC. This guide will help you to use Windows Backup to back up key things on your Windows PC.

How to correct a #N/A error in the VLOOKUP function. Look up values with VLOOKUP, INDEX, or MATCH. HLOOKUP function. Learn how to use function VLOOKUP in Excel to find data in a table or range by row. Our step-by-step guide makes vlookup in excel easy and efficient.

If you encrypt an Outlook message that contains voting buttons, message recipients won't be able to see them. That feature isn't supported at this time. Create an email message or reply to or forward a message that you received. On the Options tab, in the Tracking group, click Use Voting Buttons.

With your documents, photos, music, and videos backed up, you don’t need to worry about losing important files and memories if something happens to your PC. Learn why it's important to have a backup, and how Windows Backup can help you keep your files and settings safe.

Like its predecessor Windows Vista, Windows 7 provides the Windows ReadyBoost function to provide Netbooks or older PC systems with more memory. You can use non-volatile flash memory such as current USB memory stick or SD memory cards to improve the performance of your system.

See plans and pricing. Find help and support content for Microsoft Phone Link. Learn time-saving tips and explore how you can use Phone Link to stay productive.

如果要加入由 Teams 个人帐户用户组织的会议，可以使用 Teams (工作或学校) 帐户来参加会议。. 收到会议邀请时，可以从 Teams 日历加入。. 如果有人在 聊天 中向你发送会议邀请，请选择“ 立即加入 ”> 链接。. 在 Teams 中，选择“ 日历 ”以查看会议。. 找到要 ...