Press and hold (or right-click) the MP4 file you want to play, select Open with, and then choose your preferred file player from the list of applications.

Learn how to join a Microsoft Teams meeting if you don't have an account. Join a Teams meeting as a guest in the Windows app or on the web.

These are the buttons and bars that sit right next to your Start button and cannot be moved.. Search on the taskbar can be set in four ways: either to Search box, which includes a full text box to enter your search (or your Bing Chat prompt; see Using the new Bing on the Windows taskbar for more) into plus additional search highlights, Search icon and label (displaying as a search icon and ...

Learn how to download, customize, and troubleshoot Windows Media Player 12 with helpful guides and tips.

Note: Offers vary by country.Be sure to redeem your rewards points in the same region you signed up in. Do not use a VPN while trying to redeem points. When redeeming points, use a mobile or landline phone number for authentication and not a VoIP phone number.

To resize the image, select the image to see drag handles appear around the image. Move the drag handles to resize the image as necessary. Select the Picture Format tab on the ribbon, then use the options on it to format your image. For example, you can apply a style or a border to the image.

Select Add a keyboard and choose the keyboard you want to add. If you don't see the keyboard you want, you may have to add a new language to get additional options. If this is the case, go on to step 4.

Note: If you forgot your account info and had to reset your security info, you must wait 60 days before closing your account.

Download the offline installer for Internet Explorer 11 in your preferred language and system from Microsoft Support.

如何激活预安装在新 Windows 10 计算机上的 Office 或使用新的产品密钥。