This page provides support links for home users and support phone numbers for business users.

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Learn how to troubleshoot Windows Media Player errors. Explore resources for general help with Windows Media Player.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

透過 Teams 外部存取，您可以新增或邀請任何使用 Teams、Teams Free 及 商務用 Skype for Business 的 Teams 組織外人士進行一對一聊天。 對於使用 Teams 或 Teams Free 的人來說，這包括一對一聊天以及新開或現有的群組聊天。 加入或邀請組織外的人進行一對一聊天 你可以新增或邀請組織外的人進行一對一聊天 ...

Manage app permissions for a camera in Windows. Note: Camera privacy settings for desktop apps can't be changed at an individual desktop app level. Desktop apps include apps installed from the internet, a USB drive, or apps installed by an IT administrator. Internet browsers, like Microsoft Edge, and video conferencing apps, like Microsoft Teams, are desktop apps that need this setting turned on.

Learn how to locate and manage your app permissions on Windows devices. Some apps or games need specific permissions to work properly.

Bluetooth file sharing allows you to wirelessly send files—such as photos, videos, and documents—between devices like phones, laptops, and PCs. In Windows, you can use Bluetooth to quickly transfer files between nearby devices without cables or an internet connection. To send a file and receive a file from a Windows device, select the appropriate task from the following list:

Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.