Before you begin, make sure your PC or Mac meets the system requirements. If you already redeemed a product key, reinstalling the apps, or you have an assigned license through work or school, you can skip ahead and go to the section sign in to download and install Microsoft 365 or Office.

Accédez à l'assistance Microsoft pour résoudre vos problèmes techniques, découvrir des solutions et obtenir de l'aide pour vos produits Microsoft.

Step 1: Install the language accessory pack Select the version of Microsoft 365 you're using from the tabs below, then select the language desired from the drop-down list.

PC에서 Microsoft Office를 업데이트하고 Office 업데이트를 설치하기 위한 문제 해결 팁을 알아봅니다.

Follow these steps to reset your Microsoft account password. Have something to say? Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

需要有关 Xbox 主机、Xbox 游戏或 Xbox 网络的帮助?了解如何与我们联系。

Learn how to register your Xbox product so that you can request and track repairs, check your warranty service, and buy an extended service plan. There’s also info on unregistering and unlinking your device.

您只能在您購買訂閱代碼所在的國家/地區進行兌換。 在這裡進一步了解。

You can easily insert a check mark (also known as a "tick mark") in Word, Outlook, Excel, or PowerPoint. These marks are static symbols. If you're looking for an interactive check box that you can click to check or uncheck, see: Add a check box or option button (Excel) or Make a checklist in Word.

了解如何在移动设备、Windows 设备或 Xbox 主机上兑换 Microsoft/Xbox 礼品卡或其他代码。