When you install Office 2010, you'll be prompted to enter a 25-character product key that looks something like this: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX

Signing out of Office lets you disconnect from services like OneDrive, removes your settings, and clears the list of frequently used documents.

Warning When removing an email alias that’s connected to a Microsoft domain (such as @Outlook.com, @Live.com, or @Hotmail.com), that email is completely deleted from our systems and can’t be used to send or receive emails. It won’t be available for use again as an alias on another account. Microsoft doesn’t recycle email addresses, so it can’t be reclaimed at a future time.

Internet Explorer 11 のサポートは、2022 年 6 月 15 日に終了しました。 アクセスするサイトに Internet Explorer 11 が必要な場合は、Microsoft Edge の Internet Explorer モードで開くことができます。

Note: If you have previous activity history stored in the cloud before Windows 11 23H2 and 22H2, January 23, 2024-KB5034204 update, you can use the Clear activity history button to delete previously stored data in the cloud. Otherwise, your activity history will be automatically deleted within 30 days from when your data was last synced to the cloud

Training: With OneDrive, you can securely store your pictures and files, share and collaborate with others, and get to your files from anywhere - on your computer, laptop, tablet, or phone.

If either of the categories above apply to you, use the following procedures to update your browser: Update once. In the browser, go to Settings and more > Help and feedback > About Microsoft Edge (edge://settings/help).. If the About page shows Microsoft Edge is up to date., you don't need to do anything.

Create contact lists. A contact list is a collection of email addresses, and is useful for sending email to a group of people. Contact lists are sometimes referred to as distribution lists.. For example, create a contact list named My book club and add all the members of your book club to it. When you want to send an email message to everyone in the club, just add My book club in the To line ...

联系 Microsoft 支持人员。查找常见问题的解决方案，或从支持专员那里获取帮助。

This article applies to Office Home & Business, Office Professional, and individually purchased Office apps. To switch an Office install to or from Microsoft 365, see Switch your Office license.. Change the product key for your version