To prevent other users from accidentally or deliberately changing, moving, or deleting data in a worksheet, you can lock the cells on your Excel worksheet and then protect the sheet with a password.

Learn how to troubleshoot Bluetooth problems in Windows. Resolve issues connecting a Bluetooth device or accessory.

On the Change your password page, enter your current password and then enter your new password. For additional security, select the optional checkbox which prompts you to update your password every 72 days.

Select Add Account, in the Suggested account dropdown, enter the iCloud account you want to add, and select Continue.

If you need to update your email account settings or set up your email account in Outlook manually, use the following steps.

Get info on how to find your IP address in Windows. Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Using Authenticator as a way to sign in. If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in:

Microsoft 365 または Office を初めて設定する場合、およびバージョンや製品の入手方法によっては、最初に完了する必要がある手順があるか、この記事に記載されている手順とは全く異なる手順に従う必要がある場合があります。

Use your Microsoft account to sign in to Microsoft services like Windows, Microsoft 365, OneDrive, Skype, Outlook, and Xbox Live.

Get to know your way around Windows 11, from where to search to how to stay organized. Watch the video and read tips about new features.