Change default programs in Windows - Microsoft Support
Use Settings in Windows 10 to change default apps and programs.
How to use two-step verification with your Microsoft account
Get answers to some basic questions about what two-step verification is, and how to set it up and use it to help keep your Microsoft account more secure.
Add or manage an iCloud email account in Outlook
These steps are the same whether you're adding your first iCloud email account or additional iCloud accounts to Outlook. Select a tab option below for the version of Outlook you're using.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, New Outlook for Windows
Create an Outlook Data File (.pst) to save your information
Create Outlook Data Files (.pst) on your computer to save Outlook items by account, project, or to archive older items.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Office for business
How to prevent and remove viruses and other malware
Discusses how to remove viruses, spyware, rogue software, or malware using Microsoft Security Essentials, Microsoft Safety Scanner and Microsoft Defender Offline.
Turn Microsoft Defender Firewall on or off - Microsoft Support
Get the steps for turning Windows Defender Firewall on or off.
What are IMAP and POP? - Microsoft Support
Learn the difference between IMAP and POP, and when to use each one.
Applies To:
Outlook for Microsoft 365, Outlook for Microsoft 365 for Mac, Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Microsoft 365 admin, Outlook.com, Outlook Web App for Office 365 operated by 21Vianet, New Outlook for Windows, Outlook Mail for Windows 10
Change your default browser in Windows - Microsoft Support
Use the Windows Settings app to change your default browser.
Zip and unzip files - Microsoft Support
Combine several files into a single compressed folder to save storage space or to share them more easily.
Change screen orientation - Microsoft Support
Use the Settings app in Windows to change screen orientation.