Pick a team and channel. A team is a collection of people, conversations, files, and tools — all in one place. A channel is a discussion in a team, dedicated to a department, project, or topic.. The best way to get familiar with teams and channels is to pick a team and channel and start exploring! Select Teams on the left side of the app and then pick a team.

There are a few common scenarios in which Windows running on a PC might be discovered to be non-genuine during validation. Repairs. If your PC has been repaired, you might start to see messages on your desktop that Windows isn't genuine.

To check the end-of-support dates for your version of Windows, see the product lifecycle information for Windows.. If your version of Windows is still supported, you should always install the latest updates for Windows.To download and install these updates, use Windows Update in the Settings app.

You might be prompted for the BitLocker recovery key during startup, due to a security risk or hardware change:

查找有关 Windows 操作系统的帮助和操作方法文章。 获取对 Windows 的支持，并了解安装、更新、隐私、安全等方面的信息。

The Calculator app for Windows is a touch-friendly version of the desktop calculator in previous versions of Windows. You can open multiple calculators at the same time in resizable windows on the desktop and switch between Standard, Scientific, Graphing, Programmer, Date calculation, and Converter modes.. To get started, select the Start button, and then select Calculator in the list of apps.

En este artículo se describe el paso para que los usuarios puedan ejecutar JavaScript en Internet Explorer, Chrome y Firefox en todos los sitios web de la zona de Internet.

The risks of installing add-ons. While add-ons can make your browsing experience better by giving you access to great web content, some add-ons can pose security, privacy, or performance risks.

Get expert help, training, and support for your Microsoft PC accessories with easy access to resources and guidance.

Forward all messages to another account in new Outlook. Messages that are forwarded will appear to be forwarded from you. When someone replies to a message that has been forwarded, the reply will be sent to the address the message was forwarded from, not to the original sender.