Mettre à jour manuellement les pilotes dans Windows
Découvrez comment mettre à jour des pilotes dans Windows à l’aide de Gestionnaire de périphériques pour mettre à jour ou réinstaller un pilote.
How to uninstall a Windows update - Microsoft Support
Learn how to uninstall a Windows update, if for example that update is causing your system to have errors or other problems.
What's the difference between Microsoft 365 and Office 2021?
Learn about the differences between a Microsoft 365 subscription, Office 2016, and the free Office Online apps.
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Microsoft 365 admin
INDIRECT function - Microsoft Support
Learn how to use the INDIRECT function in Excel to dynamically adjust your cell references without changing your formula.
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
Help in File Explorer - Microsoft Support
Learn how to open, navigate, and troubleshoot File Explorer in Windows, with answers to common questions and support assistance.
Delete files or folders in OneDrive - Microsoft Support
You can delete specific files or photos on Microsoft OneDrive, or you can delete entire folders and all the items in them. If you need to, you might be able to restore deleted files from the OneDrive recycle bin.
Applies To:
OneDrive (work or school), OneDrive (home or personal), OneDrive (work or school) operated by 21Vianet, OneDrive for Mac, OneDrive for Windows
Change the email address or phone number for your Microsoft account
Learn how to change the email address or phone number that’s associated with your Microsoft account.
SUMIFS function - Microsoft Support
How to use the SUMIFS function in Excel, one of Excel’s math and trig functions, to add arguments that meet multiple criteria.
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
Use your Windows PC as a mobile hotspot - Microsoft Support
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.
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