Phishing (pronounced: fishing) is an attack that attempts to steal your money, or your identity, by getting you to reveal personal information -- such as credit card numbers, bank information, or passwords -- on websites that pretend to be legitimate. Cybercriminals typically pretend to be reputable companies, friends, or acquaintances in a fake message, which contains a link to a phishing ...

Learn how to update your security processor or TPM firmware to protect Windows 10 and your device from attacks by malicious software.

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

Word Do any of the following: Insert symbol On the Insert menu, click Advanced Symbol, and then click the Symbols tab. Click the symbol that you want. Insert special characters On the Insert menu, click Advanced Symbol, and then click the Special Characters tab. Click the character that you want. Excel Insert a symbol On the Insert menu, click Symbol. Click the symbol that you want. PowerPoint ...

Learn more. Microsoft no longer supports Authenticator versions that are more than one year old. Always keep your device up to date. Starting July 2025, the autofill feature in Authenticator will stop working, and from August 2025, passwords will no longer be accessible in Authenticator. Learn more.

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Website notifications appear in the lower right corner of your screen and are also displayed in the notification center. When notifications are turned on for a website, they will still appear even if Microsoft Edge is closed.

准备好安装了吗？ 在开始之前，请确保电脑或 Mac 满足 系统要求。 如果已兑换产品密钥、重新安装应用，或者已通过工作或学校分配了许可证，则可以跳到登录部分 ，下载并安装 Microsoft 365 或 Office。 但是，如果是 首次 安装 Microsoft 365 或 Office，可能需要先执行一些步骤。 展开下面的“ 了解详细 ...

This update provides the latest updates for the Windows Security platform. The platform is composed of the Windows Security app and its underlying service. To obtain ...

重要: 更新时间：2025 年 2 月 4 日 此支持文章最初于 2021 年 9 月 30 日发布，当时Windows 11首次向公众发布。 在发布时和今天，此支持页背后的意图是详细说明在满足Windows 11系统要求的设备上安装Windows 11的方法。 如果在不符合Windows 11系统要求的设备上安装了Windows 11，Microsoft建议立即 回滚到Windows 10 ...