Common problems with two-step verification for a work or school account ...
Ensure these modes create an alert that is visible on your device. Make sure you have a device signal and Internet connection. Make sure your phone calls and text messages are getting through to your mobile device.
Account help
Microsoft account help and support. Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile.
Photo viewer for Windows 10 - Microsoft Support
Windows Photo Viewer isn't part of Windows 10, but if you upgraded from Windows 7 or Windows 8.1, you might still have it. To check, press and hold (or right-click) a photo in File Explorer, and select Open with.If Windows Photo Viewer isn't in the list, you cannot install it on Windows 10.
Using the Windows Activation troubleshooter - Microsoft Support
To activate using your digital license, you'll need to upgrade to Windows 11 Pro: Save your work and close any open apps.
First things to know about teams in Microsoft Teams
A team is a group of people gathered to get something big done in your organization. Sometimes it’s your whole organization.. Teams are made up of channels, which are the conversations you have with your teammates.Each channel is dedicated to a specific topic, department, or project. For example, the Mark 8 Project team has General, Design, Digital Assets Web, Go to Market Plan, and Research ...
Applies To: Microsoft Teams
Windows でユーザー アカウントを管理する - Microsoft サポート
Windows 10 と Windows 11 でユーザー アカウントを追加する方法について説明します。 アカウントを使用すれば、各ユーザーが個別のファイル、ブラウザーのお気に入り、プライベート デスクトップを持つことができます。
Join a meeting without an account in Microsoft Teams
Learn how to join a Microsoft Teams meeting if you don't have an account. Join a Teams meeting as a guest in the Windows app or on the web.
Applies To: Microsoft Teams
Use AutoSum to sum numbers - Microsoft Support
If you need to sum a column or row of numbers, let Excel do the math for you. Select a cell next to the numbers you want to sum, select AutoSum on the Home tab, press Enter, and you’re done. When you select AutoSum, Excel automatically enters a formula (that uses the SUM function) to sum the numbers. Here’s an example.
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel for iPad, Excel for iPhone, Excel for Android tablets, Excel for Android phones
Change the account used to send email messages
Why is the From button is missing? If you see the Send button, but don’t see the From button, the typical cause is that your Outlook profile contains only one email account. To view the From button, you'll need to add another email account.. If you have multiple email accounts, you can add the From button manually.Once you add the From button, you can't remove it unless you remove all but ...
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013
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。