使用 Microsoft 登录
登录或创建帐户。
你好,
使用其他帐户。
你有多个帐户
选择要登录的帐户。
Back up your Windows PC - Microsoft Support
Step 2: Back up your folders. Windows Backup is an easy, single stop for all of your backup needs. Your free Microsoft account comes with 5 GB of OneDrive cloud storage (and more storage is available if you need it), and backing up your folders syncs the folders you specify to your OneDrive account, making them instantly accessible on all computers that you use with this Microsoft account.
Pair a Bluetooth device in Windows - Microsoft Support
In quick settings: To find the quick setting for Bluetooth, select the Network, Sound, or Battery icons ( ) next to the time and date on the right side of your taskbar.Select Bluetooth to turn it on. If it's turned on without any Bluetooth devices connected, it might appear as Not connected . If you don't see Bluetooth in quick settings, you might need to add it.
Redeem a gift card or code to your Microsoft account
How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.
适用于: Microsoft 帐户仪表板
Encrypt email messages - Microsoft Support
When you need to protect the privacy of an email message, encrypt it. Encrypting an email message in Outlook means it's converted from readable plain text into scrambled cipher text.
适用于: Microsoft 365 专属 Outlook, Outlook 2021, Outlook 2019, Outlook 2016
Télécharger et installer ou réinstaller Office 2019, Office 2016 ou ...
S’il s’agit de la première fois que vous installez Microsoft 365 vous devrez peut-être commencer par effectuer certaines étapes de configuration. Développez la section En savoir plus ci-dessous. Toutefois, si vous réinstallez Microsoft 365, et que vous avez déjà utilisé une clé de produit et que vous avez un compte associé à Microsoft 365, accédez à la section , puis connectez ...
适用于: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Install the latest updates for Windows - Microsoft Support
Windows 11 automatically downloads and installs updates to make sure your device is secure and up to date. This means you receive the latest fixes and security updates, helping your device run efficiently and stay protected.
Xbox Support
Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.
Create installation media for Windows - Microsoft Support
To create the installation media, here's what you'll need: A PC with a reliable internet connection. The download time will vary, depending on your internet connection.
Add or change a VPN connection in Windows - Microsoft Support
A virtual private network (VPN) connection on your Windows 10 PC can help provide a more secure connection and access to your company's network and the internet—for example, when you're working in a public location such as a coffee shop, library, or airport.
Enable TPM 2.0 on your PC - Microsoft Support
How to enable TPM. If you need to enable TPM, these settings are managed via the UEFI BIOS (PC firmware) and vary based on your device. You can access these settings by choosing: Settings > Update & Security > Recovery > Restart now. From the next screen, choose Troubleshoot > Advanced options > UEFI Firmware Settings > Restart to make the changes.