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.

To avoid the possibility of a DoS or DDoS attack: Don't use apps that might expose your network's IP address. Social apps, including some made for online multiplayer or VoIP (voice over internet protocol) software, can expose your IP to others in your session.

查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时，通常需要产品密钥。 通常，如果购买的是实物 Windows 拷贝，产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。

Office Deployment Tool. If you’re an administrator, you can use the Office Deployment Tool to manage your Office 2016 Click-to-Run deployment options, such as installations sources, product and language combinations, or deployment configuration options.

Si SharePoint apparaît dans la liste, contactez votre administrateur informatique pour obtenir de l’aide. Affichez les informations de l’étape 3 à votre administrateur. Cette personne doit être en mesure de rendre les applications et services appropriés comme SharePoint visibles lorsque vous vous connectez à office.com.

Add members to a shared channel. When creating a shared channel, the default setting is Share this channel with everyone on the team.. After you've chosen Shared channel as the channel type in the selection box, type the names of the people in your org you want to add to the channel and select from the list.

Note: If a compatibility issue has been identified on your device that would disrupt your experience using Windows 11, we will temporarily delay your upgrade until the issue is resolved.Compatibility safeguard holds help ensure you have the best experience possible when upgrading and your productivity is not disrupted if critical apps or drivers are not yet compatible.

Pour activer Windows 11 à l’aide d’une connexion Internet : Étant donné que Windows 11 s’active automatiquement si vous êtes connecté à Internet, vous pouvez confirmer votre état d’activation en sélectionnant Démarrer > Paramètres > Système > Activation et en vérifiant sous Windows.. Si l’activation en ligne échoue, essayez tout d’abord la résolution des problèmes d ...

Updated Files On-Demand settings on Windows.We are updating the OneDrive sync app advanced settings for Files On-Demand for users who have the feature enabled.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.