Find your product key to activate Windows. A product key is a 25-character code that's used to activate Windows and helps verify that Windows hasn't been used on more PCs than the Microsoft Software License Terms allow.

在需要添加参与者的现有群聊中选择或处于活动状态。 在 Teams 右上角的个人资料图片下方选择“ 查看并添加参与者 ”，然后选择“ 添加人员 ”。 选择添加的参与者的姓名，然后选择是否以及要包含多少聊天历史记录。

Note: If a document has been shared with you for review, you may not be able to turn off Track Changes.If you want to edit the document without tracking changes, you’ll need to either save a copy or ask the person who sent it to you to share it again with review mode turned off.

Last Updated: January 17, 2024. ISSUE. After updating to New Teams, you notice the following issues: When you go to the Outlook Desktop calendar to create a meeting, the Teams Meeting button is missing.

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

In the following countries, you have the right to cancel a subscription that has recurring billing with immediate effect and receive a prorated refund as described in the Microsoft Consumer Subscription Prorated Refund Policy:

Repair programs in Control Panel. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available.If it isn't available or doesn't fix the problem, select Reset.

When you need to find data that meets more than one condition, such as units sold between April and January, or units sold by Nancy, you can use the AND and OR functions together. Here's an example:

Note: You might not be able to change the power mode when a custom power plan is selected.If you can’t set the power mode in Power & battery settings, open Control Panel, select System and Security > Power Options, then choose a Balanced power plan.

Here are some solutions to common problems with the new Microsoft Edge . If Microsoft Edge keeps crashing. If you can't open Microsoft Edge, or if it opens briefly and then closes, or if you’re unable to open specific webpages, here are some things you can try.