Desktop Mobile Want to know if people have read or seen messages you've sent? Use read receipts. When they read your message the Seen confirmation appears next to it. Otherwise, you'll only see a confirmation that your message was sent .

What is Secure Boot? Secure Boot is a security feature in Unified Extensible Firmware Interface (UEFI) based firmware that helps ensure that only trusted software runs during a device's boot (start) sequence. It works by verifying the digital signature of pre-boot software against a set of trusted digital certificates (also known as certificate authority or CA) stored in the device's firmware ...

What if I can't find the recovery key? If your device is managed by an organization, check with your IT department to retrieve the recovery key. If you can’t find the BitLocker recovery key and are unable to undo any changes that caused it to be needed, you’ll have to reset your device using one of the Windows recovery options. Resetting your device will remove all of your files.

Learn how to find a Windows product key for activation, and when you'll use a digital license instead.

Learn how to turn on automatic app updates in Microsoft Store.

Microsoft Support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows 11, Surface, and more.

Stay in sync with scheduled Teams meetings, where you can collaborate with your team, present content, and much more. When you schedule a meeting in Teams, it'll automatically appear in your Outlook calendar, and vice versa. Scheduling from Outlook? Learn how to add Teams to your Outlook meeting.

If you use Outlook for iOS or Outlook for Android, you can add a shared mailbox if you have permissions to access the mailbox on Outlook Mobile.

How to use the SUBTOTAL function in Excel to return a subtotal in a list or database.

Summary Use Remote Desktop on your Windows, Android, or iOS device to connect to a Windows PC from afar. You can access your apps, files, and desktop as if you were sitting in front of the remote PC. This article explains how to set up a Windows PC for remote access and how to connect to it from another device. Before you begin The PC you want to connect to (the remote PC) must be running ...