Learn how to troubleshoot Miracast connections and fix problems connecting to a wireless display or dock in Windows.

Learn how to fix error 0x803F7003 so you can download an Xbox Game Pass game on your Windows 10 device.

Go to File > Info > Protect Document > Encrypt with Password. Type a password, press OK, type it again and press OK to confirm it. Save the file to make sure the password takes effect.

Click where you want to insert the table of contents – usually near the beginning of a document. Select References > Table of Contents and then choose an Automatic Table of Contents style from the list.

Applies to: Windows Server 2019 This security update includes fixes and quality improvements that are part of the following updates: January 13, 2026—KB5073723 (OS Build 17763.8273) January 17, 2026—KB5077795 (OS Build 17763.8280) Out-of-band January 24, 2026—KB5078131 (OS Build 17763.8281) Out-of-band The following is a summary of the issues that this update addresses when you install ...

On the Data tab, in the Forecast group, select Forecast Sheet. In the Create Forecast Worksheet box, pick either a line chart or a column chart for the visual representation of the forecast. In the Forecast End box, pick an end date, and then select Create. Excel creates a new worksheet that contains both a table of the historical and predicted values and a chart that expresses this data. You ...

If someone turns on transcription or recording during the meeting, Copilot will continue to be available and the content of your conversation with Copilot will be available in the meeting's Recap tab, starting from the moment transcript was turned on. Learn more about Copilot in Teams Meetings. How to set up Copilot for use only during the meeting As the meeting organizer Before a scheduled ...

Rename an Excel table to make it easier to find and refer to in formulas and references.

Learn how to record Teams meeting. Capture audio, video, screen sharing activity, and troubleshoot recordings in Microsoft Teams.

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.