Why some files won't open in Internet Explorer. Internet Explorer uses add-ons such as Adobe Reader to view some files in the browser. If a file that needs an add-on won't open, you might have an older version of the add-on, which needs to be updated.

If your account has been hacked, use our sign-in helper tool below to help guide you to the right solutions. The tool will ask for your email address or phone number, and either show appropriate self-help, or offer the chance to talk to an agent.

The taskbar can display the temperature in Celsius (°C) or Fahrenheit (°F). To switch between these two units, select the weather icon on the taskbar, select the Edit location and unit icon on the weather card, select Celsius or Fahrenheit on the weather, and select Save. News and interests is supported in any taskbar orientation.

6. After the new language is installed, navigate to Language and find it in your Preferred languages list. Select your language and choose Options to adjust other language settings, download features, etc. Speech settings and voices. If text-to-speech is available in your language, you can adjust voice settings to change reader voices and speeds when using audible features like Read Aloud in ...

If you've received any reactions in the previous day or so, you'll get a digest email that summarizes the reactions you've received. You can unsubscribe from the digest email if you'd prefer not to receive it.

To change appearance, select Appearance and make the changes you want to your default theme, zoom, toolbar, and fonts.

To help protect your privacy, the new Microsoft Edge sets tracking prevention to balanced by default. For increased protection, you can switch your tracking prevention to strict or block all third-party cookies.

Windows 10 puts notifications and quick actions in Action Center—right on the taskbar—where you can get to them instantly. Select Action Center on the taskbar to open it. (You can also swipe in from the right edge of your screen, or press Windows logo key + A.). Notifications at a glance

Tip: If you encounter a problem on your Windows device, pressing the Windows logo key + F takes a screenshot, then opens the Feedback Hub app and automatically uploads the screenshot to the Feedback tab. Follow the on-screen instructions to detail the problem you've encountered.

iPhone 说明：如果 iPhone 导入时遇到问题，请确保设备已解锁，并且已接受权限。 适用于 Android 和其他设备的注意事项： 如果你使用的是 Android 手机或其他设备，并且导入不起作用，则可能需要将手机的 USB 设置从“通过 USB 充电”更改为“传输文件”或“传输照片”。