Learn more about how to fix problems with the Windows Start menu, and what to do if the Start menu won't open.

This page provides phone numbers of Microsoft customer service.

Add a contact from someone's profile card. If you're using Outlook in an organization and you click someone's name or picture in Outlook or other Office apps and services, you might see a profile card with additional information.

Discover how to earn Microsoft Rewards points through various activities and redeem them for exciting rewards.

pc を完全にオフにする. シャットダウンするには、[スタート] を選択し、[電源] > [シャットダウン] を選択します。 スリープ. スリープでは、電力がほとんど使用されず、pc を高速に起動でき、pc から離れたときの状態にすぐに戻ることができます。

There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled.

Go to Settings > Apps > Apps & features to change whether you're shown app recommendations when trying to install apps from outside the Store.

Learn how to use virus and threat protection options in Windows Security to scan your device for threats and view the results.

Hotmail が Outlook.com になりました。 サインインして、Outlook.com、Hotmail、Live、または MSN メール アカウントにアクセスする方法について説明します。

Learn how to fix common OneDrive personal or OneDrive for Business sync problems.