Nhận trợ giúp và hỗ trợ cho Microsoft Edge. Tìm nội dung hỗ trợ, bài viết về cách thức, hướng dẫn và nhiều nội dung khác của Microsoft Edge.

Change the application's high-DPI scaling mode. In the High DPI scaling override area, select Override high DPI scaling behavior, and then try one of the following options:. Application – Disable all Windows scaling settings and only use the app developer's setting. This option was called Disable display scaling on high DPI settings in previous versions of Windows.

Battery saver is turned off.To find out if battery saver is turned on or off, select Start , then search for settings.Select Settings > System > Power & battery.If you want the best HDR video experience even when battery saver is turned on, select Battery saver, then turn off Lower screen brightness when using battery saver.For the best HDR video experience, Windows needs to be able to set ...

=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.

Improvements and fixes included in this update. A downloadable Excel workbook that contains a summary list of builds, together with their current support lifecycle, is available.

Microsoft support is here to help you with Microsoft products. Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows, Surface, and more.

Download and install Skype for Business on your PC. Sign in to and out of Skype for Business. Set up an audio device for Skype for Business. Set up and troubleshoot Skype for Business video

Para usar la escritura por voz, debes estar conectado a Internet, tener un micrófono que funcione y tener el cursor en un cuadro de texto. Una vez que actives el dictado por voz, empezará a escuchar automáticamente.

Clé de sécurité : les clés de sécurité sont des appareils utilisés pour l’authentification, généralement sous la forme d’un dongle USB, NFC ou Bluetooth.Au lieu d’un mot de passe, vous pouvez utiliser une clé de sécurité pour vous connecter à des applications, des sites web et, si vous avez un compte professionnel ou scolaire, même Windows.

Windows 中的登录选项用于增强用户帐户安全性和登录便利性的各种用途。 可以从“设置”应用访问登录选项。 在 Windows 设备上的“设置”应用中 ，选择“ 帐户 ”> “登录选项 ”或使用以下快捷方式：. 登录选项