Troubleshoot Outlook for Windows issues - Microsoft Support
Important: Steps may be different between new and classic Outlook for Windows. To determine which version of Outlook you're using, look for File on the ribbon.If there's no File option, follow the steps under the New Outlook tab. If the File option appears, select the tab for Classic Outlook.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013, New Outlook for Windows
Insert or delete rows and columns - Microsoft Support
You can add columns, rows, or cells to an Excel worksheet or delete them. Columns insert to the left, rows above, and cells above or to the left.
Applies To:
Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
Back up your folders with OneDrive - Microsoft Support
Learn how to create a OneDrive backup on your PC. Set up OneDrive PC folder backup to access, manage, stop, or fix problems with PC folder backup.
Applies To:
OneDrive for Business, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
Fix problems with apps from Microsoft Store
Get troubleshooting tips to fix problems with apps from Microsoft Store.
Add or manage an iCloud email account in Outlook
Select Add Account, in the Suggested account dropdown, enter the iCloud account you want to add, and select Continue.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, New Outlook for Windows
FILTER function - Microsoft Support
How to use the FILTER function in Excel to filter a range of data based on criteria you define.
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel for iPad, Excel for iPhone, Excel for Android tablets, Excel for Android phones
Windows Media Player 12 - Microsoft Support
Play music and video in more formats and stream it to more places with Windows Media Player 12.
Change your password in Outlook.com - Microsoft Support
Enter your current password, enter your new password, and then select Save.
Applies To:
Outlook.com
KB5005463—PC Health Check Application - Microsoft Support
Learn how to download, install, and use the PC Health Check app to check your device's compatibility with Windows 11 and get tips to improve its performance.
Get help with Windows activation errors - Microsoft Support
Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.