Find out how to set up and manage your security info and verification codes for your Microsoft account, and troubleshoot common issues.

Si vous rencontrez des problèmes de son ou audio, les suggestions suivantes peuvent vous aider. Ces conseils sont affichés dans l’ordre. Commencez par le premier de la liste ; s’il ne vous permet pas de résoudre votre problème, passez au suivant.

Découvrez comment mettre à jour des pilotes dans Windows à l’aide de Gestionnaire de périphériques pour mettre à jour ou réinstaller un pilote.

Microsoft アカウントパスワードをリセットまたは変更する方法について説明します。 忘れた Microsoft アカウントのパスワードに関するヘルプを表示します。

Learn how to get the latest Windows updates. Find answers to FAQ about updating Windows to keep your PC up to date.

Découvrez comment améliorer les performances de votre PC Windows si votre appareil fonctionne lentement.

Learn how to change app notifications, banners, and sound settings in Windows.

How to create a Scheduling poll. Date Picker: The date picker will allow you to pick different dates to see time availability.You can add times from different dates to a poll. Alternatively, you can use the left and right arrow buttons to go to the previous or next day and use the calendar icon (between the arrow buttons) to jump back to today.

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 ...

Learn how to change your presence settings to automatically wake up your Windows 11 PC when you approach.