How to spot a "fake order" scam 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 The message looks common enough, and it says that money will be charged to your credit card or withdrawn ...

联系 Microsoft 支持人员。查找常见问题的解决方案，或从支持专员那里获取帮助。

How tech support scams work Scammers may call you directly on the phone and pretend to be representatives of a tech company. They might even spoof the caller ID so that it displays a legitimate support phone number from a trusted company. They'll probably ask you to install applications that give them remote access to your device. Using remote access, these experienced scammers can ...

About digital signatures and certificates in Office, and buying a digital certificate from a certificate authority or create your own.

Get security info and tips about threat prevention, detection, and troubleshooting. Including tech support scams, phishing, and malware.

Learn how to change personal info, such as payment options and profile details, in your Xbox profile and Microsoft account.

How to create or edit your Outlook signature for email messages. Include your signature, text, images, electronic business card, and logo.

Xbox 上的社交俱乐部发生了什么情况？ 从 2026 年 4 月开始，Xbox 上的社交俱乐部将不再可用，Xbox 选项卡上的俱乐部将从好友和社区汇报应用中删除。 玩家可以利用 Xbox 消息、Xbox 上的不和谐、群聊和查找组等其他可用功能来保持连接并协调其游戏会话。

摘要 Email签名在业务通信中创造专业一致性，并确保收件人在每封邮件中都有你的联系信息。 在Outlook 中，可以设置多个签名， (内部与外部、个人与业务) 的不同用途，并选择是自动将其包含在新的电子邮件、答复还是转发中。 签名可以包括文本、链接、图片和图像 (，例如手写签名或徽标 ...

了解在迁移到新国家或地区时如何更新Microsoft 帐户以及更改区域的影响。