How to recall and/or replace an email message you sent by using Microsoft 365 and your built-in Exchange Server account.

Learn how to improve Windows PC performance if your device is running slowly.

Get a brief explanation about logging on as an administrator and making changes to other user accounts on your computer.

Use Settings in Windows 10 to change default apps and programs.

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 use the cloud-based clipboard in Windows, share clipboard items across your devices, and pin items to your clipboard menu.

Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.

Learn how to change Microsoft account email address or phone number using aliases to sign into your Microsoft account.

How to sort and organize your Excel data numerically, alphabetically, by priority or format, by date and time, and more.

If you cannot open your Outlook data file or suspect that the file is damaged, use the Inbox Repair tool (scanpst.exe) to repair errors in the file.