Learn more. Fix problems with apps from Microsoft Store. Manage your purchases from the Microsoft Store. Need more help? Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help.If you still need help, select Contact Support to be routed to the best support option.

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.

Why accounts are locked and disabled. Microsoft accounts are usually locked if the account holder has violated our Microsoft Services Agreement.Here are some common reasons why accounts are locked, though not all account locks occur for these reasons:

Using clipboard. When you copy content on your PC, it’s automatically copied to your clipboard for you to paste. You can paste multiple items from your clipboard history, and you can also pin the items you tend to use all the time and sync your clipboard history to the cloud.

Website notifications appear in the lower right corner of your screen and are also displayed in the Notification Center.When notifications are turned on for a website, they will still appear even if Microsoft Edge is closed.

在“设备”设置中，选择“通过蓝牙发送或接收文件”。

Alternatively, you can install any website by going to the top corner of the browser and select Settings and more … > Apps > Install this site as an app. Once the application is installed, it will appear under edge://apps.

Most software that you buy directly from Microsoft, like Office, Windows, and Xbox games, comes as a digital download that you can download, install, or reinstall.

Microsoft's products and services work best if you use the same language and region across all your devices, and in all of your app and Store settings.

Let Windows change some power settings for you automatically. Select Start > Settings > System > Troubleshoot > Other troubleshooters , then select Run next to Power . Open Troubleshooter Set a shorter duration for when your PC sleeps. Select Start > Settings > System > Power & battery > Screen and sleep.For On battery power, put my device to sleep after, choose a shorter duration.