How to open Notification Center and Quick Settings. Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Get answers to some common questions about 32-bit and 64-bit versions of Windows.

Lorsque la dernière mise à jour De Windows est prête pour votre appareil, elle peut être téléchargée à partir de la page Windows Update dans Paramètres.

You can customize keyboard shortcuts (or shortcut keys) by assigning them to a command, macro, font, style, or frequently used symbol. You can also remove keyboard shortcuts.

Learn how to find out the size of your mailbox and its folders and how to compact Outlook Data Files (.pst and .ost), which might help improve performance.

Add-ins provide optional commands and features for Microsoft Excel. By default, add-ins are not immediately available in Excel, so you must first install and (in some cases) activate these add-ins so that you can use them. Some add-ins are built in to Excel, such as Solver and the Analysis ToolPak. Some other add-ins are available from the Download Center, and must first be downloaded and ...

Notes about this update. When this update is installed, Windows may attempt to download and install feature updates to your device if it is approaching or has reached the end of support for your currently installed Windows version.

Learn how to set your time zone, language, and the date and time format settings in Outlook on the web and new Outlook.

Training: Get started with SharePoint in Microsoft 365. At office.com, sign in to SharePoint, then select the SharePoint tile.

Learn how to quickly customize your SharePoint team site, includes changing the background image, colors, site layout, fonts, logo, title, and description in just a few clicks.