Learn how to manage extensions in Microsoft Edge, including adding, disabling, or removing them as needed.

Find Teams on the web at https://teams.microsoft.com.. To use Teams, you need a Microsoft 365 account with a Business or Enterprise Microsoft 365 license plan. For more information, see How do I get access to Microsoft Teams?. For information about supported browsers for Teams on the web, see Web clients for Microsoft Teams.

Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security.

Cookies are small pieces of data stored on your device by websites you visit. They serve various purposes, such as remembering login credentials, site preferences, and tracking user behavior.

若要在 Windows 11 中检查激活状态，请选择“开始 ”按钮，然后选择“设置 > 系统 ” ，然后选择“激活 ”。 。 激活状态将在“激活”旁边列出。 在“设置”中检查激活状态. 你将在“激活”页面上看到以下一条激活状态消息：

When you get a new device and start up Windows 10 for the first time, the antivirus protection that comes installed with the device is your default security app.

Here's more info on what permissions allow an app to do: Access all your files, peripheral devices, apps, programs, and registry: The app has the ability to read or write to all your files (including documents, pictures, and music) and registry settings, which allows the app to make changes to your computer and settings. It can use any peripheral devices that are either attached or part of ...

To add another account to OneDrive on your computer. If you already have a personal OneDrive account set up, you can only add work or school accounts.

There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled.

When you back up your files, apps, and settings in the cloud using your Microsoft account, you get 5 GB of free cloud storage and other benefits that protect your files with the latest security and make everyday tasks easier.