Switch from working offline to online - Microsoft Support
In Outlook, you have the flexibility to make Outlook work online or offline with your mail server. 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
I can't sign in to my Microsoft account - Microsoft Support
If you can't sign into your Microsoft account, most issues can be identified by our sign-in helper tool. The tool will ask you to enter the email address or mobile phone number you're trying to sign in with and check the details you provide.
Applies To: Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Microsoft 365 for home, Outlook.com, GroupMe, Microsoft account dashboard, Microsoft Teams, Microsoft Teams personal, Microsoft To Do, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows, Outlook for Android, Outlook for iOS
How to update Windows Security - Microsoft Support
Windows Update downloads updates for Windows Security automatically to help keep your device safe and protect it from attacks.
Open and find items in an Outlook Data File (.pst)
Expand the top level of the Outlook data file in the Outlook Navigation pane to see the subfolders in the file. Click each subfolder to see the contents.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
Change the account used to send email messages
Why is the From button is missing? If you see the Send button, but don’t see the From button, the typical cause is that your Outlook profile contains only one email account. To view the From button, you'll need to add another email account.. If you have multiple email accounts, you can add the From button manually.Once you add the From button, you can't remove it unless you remove all but ...
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013
IF function – nested formulas and avoiding pitfalls
Multiple IF functions can be nested together to allow for multiple criteria. The Excel IF function statement allows you to make a logical comparison between a value and what you expect by testing for a condition and returning a result if True or False.
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App, Excel for Windows Phone 10
Remove malware from your Windows PC - Microsoft Support
Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.
Applies To: OneDrive (home or personal), OneDrive for Windows
Find all your apps and programs - Microsoft Support
Looking for a long-lost app or program? There are several ways you can find what you need. Select Start , and then scroll through the alphabetical list on the left (if your Start screen is set to show as full screen, select All apps, and then scroll through the list).
Microsoft 365 basics video training - Microsoft Support
Training: Learn how to quickly get started with Microsoft 365, share and collaborate, work in Microsoft Teams, work from anywhere, and try cool Microsoft 365 features.
Applies To: Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 First Release program
Install the Language Accessory Packs for Office 2016
Install language accessory packs after installing Microsoft Office, to add additional display, help, or proofing tools. Install the language accessory pack for your desired language.