=RAND()*(b-a)+a. If you want to use RAND to generate a random number but don't want the numbers to change every time the cell is calculated, you can enter =RAND() in the formula bar, and then press F9 to change the formula to a random number. The formula will calculate and leave you with just a value.

When your camera isn't working in Windows 11, it might be missing drivers after a recent update. It's also possible that your antivirus program is blocking the camera, your privacy settings don't allow camera access for some apps, or there's a problem with the app you want to use.

Obtenez de l’aide et du support sur Microsoft Edge. Recherchez du contenu de support Microsoft Edge, des articles pratiques, des didacticiels et bien plus encore.

Obtenha ajuda e suporte para o Microsoft Edge. Encontre conteúdo de suporte do Microsoft Edge, artigos de instruções, tutoriais e muito mais.

An administrator might have customized the settings for your Temporary Internet Files folder to prevent you from changing the settings. For example, the administrator can remove the General tab from the interface in the Internet Options dialog box. If you cannot access the Internet Options dialog box or the General tab, contact your administrator for more information.

The sign-in options in Windows serve various purposes to enhance your user account security and sign in convenience. You can access the sign-in options from the Settings app.

A BitLocker recovery key is needed when BitLocker can’t automatically unlock an encrypted drive in Windows. This key, which is a 48-digit number, is used to regain access to the drive.

We’re making some changes to Windows and Microsoft 365 that will impact Cortana users. Cortana voice assistance in Windows as a standalone app was retired in the spring of 2023.

获取 Microsoft Edge 的帮助和支持。 查找 Microsoft Edge 支持内容、操作方法文章、教程等。

To check the end-of-support dates for your version of Windows, see the product lifecycle information for Windows.. If your version of Windows is still supported, you should always install the latest updates for Windows.To download and install these updates, use Windows Update in the Settings app.