In Outlook, the black color theme includes dark mode, which provides a black background (instead of white) for the message window. You can switch to a white background for the message window if you prefer.

Master the art of Excel formulas with our comprehensive guide. Learn how to perform calculations, manipulate cell contents, and test conditions with ease.

Receive photos, videos, or other kinds of files that you or a friend shares from another device, such as a phone, laptop, or tablet. On your PC, select Start > Settings > Devices > Bluetooth & other devices. Learn how to pair.

How to track changes in Word using revision marks. Accept, reject, or hide changes made by others working in the file.

The Microsoft Teams web app works for most desktop browsers, including Chrome, Firefox, and Internet Explorer.

Learn how to use your Windows PC as a mobile hotspot. Turn your Windows PC into a mobile hotspot by sharing your internet connection with other devices over Wi-Fi.

Use Version History to view previous versions of files stored in OneDrive or SharePoint libraries.

Use the People page in Outlook.com to view, create, and edit contacts and contact lists. Create new contacts from scratch, or add someone as a contact from an email message.

Learn how to make your Windows display easier to see using accessibility features for ease of access.

Use multiple desktops in Windows to organize projects, or quickly switch between desktops before a meeting.