Installing Microsoft Defender - Microsoft Support
When you install the Microsoft 365 apps on your Windows device, the Microsoft Defender app will automatically be installed for you along with the other apps. If you installed the Microsoft 365 apps before Defender was released, and you still have an active Microsoft 365 Family or Personal subscription, then the Defender app was automatically ...
Applies To:
Microsoft Defender on Android, Microsoft Defender on iOS, Microsoft Defender on Mac, Microsoft Defender on Windows
Outlook データ ファイル (.pst および .ost) を修復する - Microsoft サポート
注: 修復中にバックアップ ファイルが作成されます。このバックアップ ファイルの既定の名前や保存場所を変更するには、[バックアップ ファイル名] ボックスに新しい名前を入力するか、[参照] を選択して使用するファイルを選びます。Outlook データ ファイルを修復するには、ツールを複数回 ...
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
Download Microsoft Authenticator - Microsoft Support
To install Authenticator on your Android device. Scan the QR code. or download and install Authenticator from the Google Play store. Get the app
Add, turn off, or remove extensions in Microsoft Edge
Learn how to manage extensions in Microsoft Edge, including adding, disabling, or removing them as needed.
How to sign in to Outlook on the web - Microsoft Support
Note: If you signed in with a Microsoft account such as an Outlook.com, Hotmail, Live, or MSN email account instead of your work or school account, sign out, and then sign in again using the correct account. Not sure which account you're signed in with? Select Account manager in the Outlook navigation header. If you're not signed in with the account you want, select Sign out and start the ...
Applies To:
Office for business, Office 365 Small Business, Microsoft 365 admin, Outlook on the web, Outlook on the web for Exchange Server 2016
Find and open File Explorer - Microsoft Support
Now, you can use apps to share files and photos right from File Explorer. Select the files you want to share, go to the Share tab, select the Share button, and then choose an app. For more info on sharing options, see Share files in File Explorer.
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.
Office Help & Training
We would like to show you a description here but the site won’t allow us.
Excel calendar templates - Microsoft Support
Download a calendar template: Browse through the calendar templates, choose an Excel calendar template that is best for you.Click the Download button on the template page, open the template file in Excel, and then edit and save your calendar.
Applies To:
Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
新しいMicrosoft Edgeに更新する - Microsoft サポート
デバイスに対する管理者特権がない場合はどうなりますか? 新しい Microsoft Edge に完全にアップグレードするには、管理者アカウントを使用してデバイスにサインインする必要があります。