Learn how to troubleshoot Windows sign in issues, including problems signing in to your Windows device after upgrading.

Learn about the UNIQUE function, which returns a list of unique values in a list or range. UNIQUE is in a class of functions called dynamic arrays.

Free screen recorder with Microsoft 365 work or school account. Record your screen or create a new video in Microsoft Stream (on SharePoint), including webcam, background removal, inking, stickers, music, and text. Instantly share your video for others to view and get analytics.

Learn how to use the privacy dashboard in your Microsoft account and manage your privacy settings for products you use.

Find out which power supply model goes with your Surface device—including the power supply model number, power and wattage, and USB charging port.

This article shows you how to reassign certain keys to make it easier to accomplish your daily tasks.

Describes how to define rules for automatic forwarding and redirection.

As a meeting presenter, you can use Microsoft Forms to create polls before your Microsoft Teams meeting, then launch them during it so attendees from any endpoint (mobile, web, desktop) can view and answer. When you launch your poll, it will pop up on attendees' meeting screens as well as in the meeting chat. Attendees can also create ad-hoc polls during a meeting to get quick feedback on the ...

Windows users can choose between two available versions: OneNote (formerly called “OneNote 2016”), the free desktop app that runs on all supported versions of Microsoft Windows and is part of Office 2019 and Microsoft 365.

Training: Learn how to quickly get started with Microsoft 365, share and collaborate, work in Microsoft Teams, work from anywhere, and try cool Microsoft 365 features.