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Security Note: Outlook accepts a wide variety of different file types, but blocks potentially unsafe attachments (including .bat, .exe, .vbs, and .js files) that can contain viruses. Even with Outlook attachment protection, be careful in opening any attachment, especially if it’s from someone that you don’t know or trust.

注意: Windows 上的 Amazon Appstore 在特定国家和地区可用。有关详细信息，请转到支持 Windows 上 Amazon Appstore 的国家和地区。

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

You can use RTF when you send messages inside an organization that uses Microsoft Exchange, but we recommend that you use the HTML format. In fact, when you send an RTF message to someone outside your organization, Outlook automatically converts it to HTML, so the message keeps its formatting and its attachments.

Keep your favorites here or drag them to wherever you want. You can also create, delete, or rename your favorites folders. To arrange favorites alphabetically, press and hold (or right-click) any item in the list.

Learn how to open MSConfig in Windows 10 using the taskbar search bar and access system configuration.

You'll see the logo screen on your screen. Continue to hold the Volume Up button. Release the button when the UEFI screen appears. If you have a Windows Pro/Enterprise device (not a Windows Home device), you can then toggle off Type Cover port from the Devices menu and exit UEFI. Re-enter UEFI (press power + Volume Up) and toggle Type Cover port back on, then check if the Keyboard works in UEFI.

Safe mode starts Windows with a minimal set of drivers and services to help troubleshoot issues. If a problem doesn't reappear when you start your PC in safe mode, you can eliminate the default settings and basic device drivers and services as possible causes.

IMPORTANT This update is not needed and will not be offered if your Windows Recovery Environment (WinRE) meets any of the following conditions: If the WinRE recovery partition does not have sufficient free space.