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File formats that are supported in Excel - Microsoft Support
You can save an Excel file in another file format by clicking the File > Save As.The file formats that are available in the Save As dialog box vary, depending on what type of sheet is active (a worksheet, chart sheet, or other type of sheet).
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Get updates for apps and games in Microsoft Store
Learn more. Fix problems with apps from Microsoft Store. Manage your purchases from the Microsoft Store. Need more help? Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help.If you still need help, select Contact Support to be routed to the best support option.
Stay protected with Windows Security - Microsoft Support
Tip: If you're a Microsoft 365 Family or Personal subscriber you get Microsoft Defender, our advanced security software for Windows, Mac, iOS, and Android, as part of your subscription.Learn more at Getting started with Microsoft Defender.
Help protect my PC with Microsoft Defender Offline
How do I use Microsoft Defender Offline. Save any open files and close all apps and programs.
Combining Microsoft accounts - Microsoft Support
Linking Microsoft personal accounts. It’s not possible to link, merge or combine Microsoft personal accounts, and you can't you transfer such things as your game progress or gamertag, account purchases and balance from one account to another, but accounts can be used side by side.
Applies To: Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Microsoft 365 for home, Outlook.com, Microsoft 365 for Mac, Microsoft 365 for Windows, Microsoft account dashboard, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
How to use Surface UEFI - Microsoft Support
Note: UEFI passwords are used primarily by enterprises and IT professionals to limit the types of changes that employees can make to their devices.If you're part of an enterprise, contact your IT administrator if you have any questions or issues with your UEFI password. If you aren't part of an enterprise and choose to create a UEFI password, make sure to document your password in a safe place.
Use mail merge to send bulk email messages - Microsoft Support
To be able to send bulk email via mail merge, you must already have installed a MAPI-compatible email program such as Outlook or Gmail. The following process assumes that you already have the message you intend to send created and open in Microsoft Word.
Applies To: Word for Microsoft 365, Word for Microsoft 365 for Mac, Word 2021, Word 2021 for Mac, Word 2019, Word 2019 for Mac, Word 2016
Upload and save files and folders to OneDrive - Microsoft Support
Upload files or folders to OneDrive. You can store over 300 types of files on OneDrive. With Microsoft Edge or Google Chrome: Select Add new > Files upload or Folder upload > Folder.
Applies To: OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
Add, remove, or change time zones - Microsoft Support
At any time, you can change the time zone in Outlook so that it matches your current geographic location. Changing the time zone in Outlook is the same as changing it in the Windows Control Panel, and the change is reflected in the time displays in all other Microsoft Windows-based programs.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
OneDrive desktop app for Windows - Microsoft Support
Windows 10 . Select the Start button, type Programs and select Add or remove programs in the list of results.. Under Apps & features, find and select Microsoft OneDrive, and then select Uninstall.. If you don't see OneDrive in the list, press the Windows key and R to open a Run dialog, then type appwiz.cpl and press OK.