Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:

To open a PDF file without converting it to a Word document, open the file directly wherever it's stored (for example, double-click the PDF file in your Documents folder).

RAM. 16 GB (recommended) Storage type. Solid State Drive or SSD (recommended) Processor architecture. x64 or ARM64. Virtual Machine Platform. This setting needs to be enabled.

To install Authenticator on your iOS device. Scan the QR code. or download and install Authenticator from the Apple app store. Get the app

若要在 Outlook.com 中获取支持，请单击此处或选择菜单栏上的帮助，然后输入查询。 如果自助服务无法解决问题，请向下滚动到“仍需要帮助？”，然后选择“是”。 若要在 Outlook.com 中联系我们，需要登录。

Troubleshoot problems with Bluetooth accessories. If you can turn on Bluetooth but having problems pairing or using a Bluetooth accessory, try the following steps to try to fix common problems with Bluetooth accessories.

Whether it’s a new job title (congratulations!) or a phone number change, make sure you keep your email message signature up-to-date. If you're using new Outlook, for more information about email signatures, or if you haven’t created one yet, see Add a signature to messages.. Select File > Options > Mail > Signatures.

The new Bing is now available to everybody directly from the Windows taskbar, making more ways to interact with your PC across search, answers, chat, and creation available anytime, right on your desktop.

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.

A message that is encrypted by Microsoft 365 Message Encryption is delivered to a recipient’s inbox just like any other email message. If the recipient has Outlook 2016 and a Microsoft 365 email account, they'll see an alert about the item's restricted permissions in the Reading pane.