To find downloads on your PC: Select File Explorer from the taskbar, or press the Windows logo key + E.

Going passwordless refers to removing your password and using a passwordless method to sign in instead. Passwordless solutions such as Windows Hello, the Microsoft Authenticator app, SMS or Email codes, and physical security keys provide a more secure and convenient sign-in method. While passwords can be guessed, stolen, or phished, only you can provide fingerprint authentication, or provide ...

The Office app is running in the background. If the file is not shared on a network or if you are certain that no one is currently editing it, then an instance of the Office app with the file open might be running in the background.

Explore Microsoft Office help and training resources. Find how-to articles, video tutorials, and additional support for Office apps.

Use AutoSum. Use AutoSum by selecting a range of cells that contains at least one numeric value. Then on the Formulas tab, click AutoSum > Count Numbers.. Excel returns the count of the numeric values in the range in a cell adjacent to the range you selected. Generally, this result is displayed in a cell to the right for a horizontal range or in a cell below for a vertical range.

Enhance the security of your Windows device by leveraging Windows Hello. If you’ve already set up Windows Hello, you can eliminate the password sign-in method for an even more secure experience.

Press the Start button on the taskbar, enter settings in the search bar, and then select Settings.; If you’re on a Windows 10 device, select Update & Security.If you’re on a Windows 11 device, select Windows Update.; Select Check for updates to see if any updates are available for your device.; After the updates have downloaded, select Install now to start the installation.

Notes: You can either use an email address you own as a Microsoft account, or create a new address by choosing "Get a new email address" or "Use your email instead" when you sign up.

Microsoft アカウントへのサインインに関する問題を解決する方法について説明します。 パスワードの確認、アカウントのロック、およびその他の Microsoft アカウントのログインの問題を解決します。

Most tools and options in Microsoft Edge are available when you select Settings and more > Settings.