If you choose to “Keep nothing” when you upgrade to Windows 8.1, or if you reset, refresh, or reinstall Windows, your personal files are temporarily saved to the Windows.old folder for 28 days (unless you formatted your hard drive before installing).

To install a 64-bit version of Windows, you need a CPU that's capable of running a 64-bit version of Windows. The benefits of using a 64-bit operating system are most apparent when you have a large amount of random access memory (RAM) installed on your computer, typically 4 GB of RAM or more.

Discover a range of training courses designed to help you master Microsoft Access and create your own database apps.

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.

Info for Windows Insiders. If you’re an Insider and the current preview build isn’t working for you, select Start > Settings > System > Recovery .Next to Go back , select Go back.This won’t remove your personal files, but it’ll remove recently installed apps and drivers, and change settings back to their defaults.

Microsoft Edge のヘルプとサポートの情報です。 Microsoft Edge のサポート コンテンツ、使い方に関する記事、チュートリアルなどを確認できます。

Notes: Macro Repeat does not support switching applications.For example, if you open your Web browser while a macro is repeating in a game, the macro stops repeating. Likewise, if you include a command in a macro to switch to a different application, Macro Repeat does not take effect, and the macro runs once only.

Learn how to get your Xbox device serviced. Important Send in your device as soon as possible. If you don’t ship your device within 30 days of your request, your service order will be canceled, and the shipping label will no longer be valid.

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.

From Start, type dxdiag in the Search box, and then press enter.