The NDR is generated when directory-based edge blocking in Microsoft Exchange Online blocks an incoming email message because the recipient's email address is invalid. How do I fix this? If you're an email administrator in the recipient's organization, follow these steps until the issue is fixed: Check the spelling of the recipient's email address in the NDR. Determine whether the issue ...

You see the following error code and message when you try to access Xbox Live: 0x8015DC0B Service unavailable

Learn how to protect your PC, identity, and data from tech support scams.

This page features a list of common error codes and solutions. Learn how to find your error code quickly.

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A popular tactic of criminals is the "fake order" scam. The way it works is that you get a message, usually in email or text, that appears to be a routine confirmation for an order. Of course, you never ordered whatever product or service it's confirming. The message looks common enough, and it says that money will be charged to your credit card or withdrawn from your bank account for the ...

Learn how to troubleshoot network issues affecting Xbox cloud gaming and get back to playing your favorite games.

Here are the most likely causes for an unrecognized charge: A Microsoft subscription has recurring billing enabled. Someone you know, such as a family member, bought something with your card. You can now investigate this on the Manage your payments page. A previously declined charge was charged again. A pre-order or split order was shipped. Someone made an in-app purchase from an app, game, or ...

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

Xbox 已与 NVIDIA GeForce NOW 和 Boosteroid 合作，为更多玩家带来第一方游戏。 如果您拥有 Steam 上任何受支持的 Xbox 游戏，并且拥有流式处理服务的帐户，则可以随时随地在云中玩游戏。 只需确保将 Steam 帐户链接到 NVIDIA GeForce NOW 或 Boosteroid 即可。