Skype for Business makes it easy to connect and collaborate with coworkers and business partners around the world: Start instant message conversations and voice or video calls.

参数名称. 说明. range （必需）. 要进行计数的单元格组。 区域可以包括数字、数组、命名区域或包含数字的引用。空白和文本值将被忽略。 了解如何选择工作表中的区域。. criteria （必需）. 用于决定要统计哪些单元格的数量的数字、表达式、单元格引用或文本字符串。

Importante: deve limitar o número de administradores no seu dispositivo Windows porque os administradores têm controlo total sobre o sistema.Os administradores podem alterar as definições, instalar software e aceder a todos os ficheiros. Se demasiadas pessoas tiverem este nível de acesso, pode levar a riscos de segurança, como a instalação de software maligno ou alterações ...

了解如何从 Windows 10 家庭版升级到 Windows 10 专业版或从 Windows 11 家庭版升级到 Windows 11 专业版，包括如何使用有效产品密钥或 Microsoft Store。

Help family members shop responsibly by setting allowances in Microsoft accounts. Money added to a Microsoft account can be used to buy movies, games, in-app purchases and more.

Learn about Xbox consoles, system requirements, and networking, and get troubleshooting help.

Découvrez comment modifier l’adresse e-mail ou le numéro de téléphone du compte Microsoft à l’aide d’alias pour vous connectez à votre compte Microsoft.

Получите справку и поддержку по Microsoft Edge. Найдите содержимое поддержки по Microsoft Edge, статьи с инструкциями, руководства и т. д.

Windows 10 usually finds devices automatically when you plug them in or turn them on. If it doesn't, follow these steps: Select Start > Settings > Devices > Bluetooth & other devices.

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