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.

了解如何使用产品密钥或数字许可证激活 Windows、检查激活状态，以及链接Microsoft 帐户。

We are actively listening to your feedback and will make updates and changes to our feature roadmap based on what you tell us. If you have feedback on what we should consider adding to new Outlook, please use the in-app Help > Give Feedback link.. Feature comparison

Optimizing your drives can help your PC run smoother and boot up faster. To optimize them: Select the search bar on the taskbar and enter defrag.

When you add an email account to Outlook, a local copy of your information is stored on your computer. This feature allows you to access your previously downloaded or synchronized email messages, calendar information, contacts, and tasks without an internet connection.

Track your points and earn while gaming or shopping by downloading the Microsoft Rewards app to your Xbox console: Press the Xbox button to open the guide, and then go to Store.; Select Search, and then enter Microsoft Rewards into the search box.; Choose the Microsoft Rewards app from the results, and then download it to your console.

Microsoft Defender is a security app that helps people and families stay safer online with malware protection, web protection, real-time security notifications, and security tips.Microsoft Defender is included in a Microsoft 365 Family or Personal subscription and works on your phone (Android or iOS), PC, and Mac.

Go to Settings > Apps > Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.

If you want to change what appears behind you in your video meeting or call, you can either blur your background, replace it entirely with any image you want, or use Teams virtual background template.And with a Teams Premium license, you can change your Teams meeting background to a branded logo or image specific to your company.

Notes: If you have existing lists of safe names and addresses, you can move that information into Outlook. Click Import from File and browse for the list file that you want. To create a file that uses your current list, click Export to File and then specify where you want the new file saved.. To change a name on the list, click the name that you want to change and then click Edit.