Learn how to improve the clarity of text and images displayed on your screen by changing the screen resolution of your monitor.

Learn how to calibrate your HDR display by using the Windows HDR Calibration app that you can download from the Microsoft Store.

How to change the column width and row height, including how to use the AutoFit feature, in your Excel worksheet.

To use your microphone with apps on Windows 10, you'll need to turn on some permissions in Microphone settings. Then, you'll need to check your app permissions if you want to use your microphone with apps.

Find out how to manage your Xbox subscriptions to request a refund or cancel a recurring payment.

Learn how to run System File Checker in Windows to check if your computer has problems with files.

Help to fix install errors for Office, such as "can’t install Office", "something went wrong" or situations where install hangs or activation fails.

To open the Start menu—which contains all your apps, settings, and files—do either of the following: On the left end of the taskbar, select the Start icon.

Use date and time functions to create formulas that return serial numbers, display a specific date or time, or that calculate the difference between dates or times.

The dialog that appears varies depending on whether you had the Add Apps or Get Add-ins option available to you. If you selected Add Apps, the Apps dialog appears. If you selected Get Add-ins, the Add-Ins for Outlook dialog appears. Search for the add-in you want from the available list.