Account has been locked - Microsoft Support
We won't use or give out the phone number, and the code sent to it will expire after 10 minutes. This means you could use a friend or work colleague's phone without compromising your account security. The quickest way to get your account unlocked is by requesting and entering a security code online. If you haven’t tried unlocking your account ...
Windows のライセンス認証を行う - Microsoft サポート
Windows 11でアクティブ化の状態をチェックするには、[スタート] ボタンを選択し、[システム > 設定] を選択し、[ アクティブ化 ] を選択します。 アクティブ化の状態が [アクティブ化] の横に表示されます。[設定] でアクティブ化の状態を確認する
Play a CD or DVD in Windows Media Player - Microsoft Support
Note: If you start to play a DVD or VCD in the Player Library, the Player automatically switches to Now Playing mode. The Blu-ray Disc format is not supported in Windows Media Player. To play a Blu-ray Disc, you need to use a non-Microsoft program that supports Blu-ray playback and a device capable of reading Blu-ray Discs.
Open Device Manager - Microsoft Support
In the search box on the taskbar, type device manager, then select Device Manager from the menu.
Repair Outlook Data Files (.pst and .ost) - Microsoft Support
Note: The scan creates a backup file during the repair process.To change the default name or location of this backup file, in the Enter name of backup file box, enter a new name, or choose Browse to select the file you want to use. You may need to run the tool several times in order to repair your Outlook Data File.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
Repair apps and programs in Windows - Microsoft Support
Repair programs in Control Panel. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available.If it isn't available or doesn't fix the problem, select Reset.
Your CD or DVD drive is not recognized by Windows or other programs
The issues fixed by this method shouldn’t occur in Windows 10 1511 or later. Important: Follow the steps in this method carefully. Serious problems might occur if you modify the registry incorrectly. Before you modify it, back up the registry for restoration in case problems occur.
Windows 10 におけるネットワーク経由のファイル共有 - Microsoft サポート
注: ユーザー プロファイル内のフォルダーからファイルを共有して \\localhost に移動すると、ユーザー プロファイルとそのすべてのファイルがそこに表示されます。これは、ユーザーのすべてのファイルが共有されているのではなく、ユーザーが自分のすべてのファイルにアクセスしていること ...
Xbox Status | Xbox Support
Check the Xbox services, games, and apps for any service outages.
About the Microsoft Support and Recovery Assistant
I can't sign into Skype for Business. I can't get email on my phone. I'm having trouble opening or signing in to Outlook on the web. I can't install, connect, or enable Dynamics 365 for Outlook. The Teams Meeting option isn’t shown or the Teams Meeting add-in doesn’t load in Outlook
Applies To: Outlook for Microsoft 365, Office 2021, Office 2019, Office 2016, Microsoft 365 for home, Microsoft 365 admin