Learn how to check your PC's storage capacity and manage it effectively with Microsoft Support's guidance.

Learn how to download, customize, and troubleshoot Windows Media Player 12 with helpful guides and tips.

Swipe in from the right edge of the screen, tap Settings, and then tap Change PC settings. (If you're using a mouse, point to the lower-right corner of the screen, move the mouse pointer up, click Settings, and then click Change PC settings.)

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

Activate Office 2007. You’ll need to activate Office to keep your Office programs working fully. To activate from Excel, Word, PowerPoint, and Access:

Notes: Starting in Outlook for Windows Version 2303 (Build 16215.10000), the All Apps button replaces the Get Add-ins buttonon the ribbon to view installed add-ins and access the Office Store.If you’re using an earlier version of Outlook, you'll see the Get Add-ins button instead.. If you don't see All Apps on the ribbon, your administrator may have turned off add-ins for your organization.

Select the temporary files, unused files, files synced to the cloud, or unused apps you want to remove, then select the Clean up button for each section.

Improvements and fixes. This update includes the following quality improvements: Start menu pins, tiles, and shortcuts for the current version of Microsoft Edge will migrate to the new Microsoft Edge.

このページでは、IME 機能やキーボードのショートカットなど、Microsoft 日本語 IME の使い方について説明します。

Windows メディア プレーヤーは、Windows に付属する組み込みのマルチメディア プレーヤーです。 信頼性が高く広く使用されているアプリケーションですが、ユーザーはエラーや問題を随時発生する可能性があります。