Informazioni su come installare, reinstallare o attivare Microsoft 365 o Office 2019 in un PC o un Mac.

Learn how to check for, download, and install KB 2919355, an update for Windows 8.1 and Windows RT 8.1.

Find your Surface model to see which pen features will be available on your device. Tactile signals in Surface Slim Pen 2 can be experienced in some apps on Surface Laptop Studio and Surface Pro 8 running Windows 11.

Sharing your notes is easy in OneNote for Windows 10. You can invite others to view a specific page or an entire notebook, and you can select whether notebook participants can only view or fully edit your notes.

Get help with Skype for Business. Skype for Business 2016 Training. Video: What is Skype for Business? Video: Download and install Skype for Business (video)

Touch gestures. You can use these gestures on the touch screen of your Windows 11 device. To turn touch gestures on, select Start > Settings > Bluetooth & devices > Touch > Three- and four-finger touch gestures, and make sure it's turned on.

Change two-step verification settings; Common problems with two-step verification for work or school accounts; Manage app passwords for two-step verification

Training: In Microsoft Excel, you can create a table to easily group and analyze data. Then you can quickly format the table and apply a design style. Watch this video to learn how.

Learn how to use Microsoft Edge for mobile devices, sync your browser data, and get answers to common questions.

获取有关 Windows 安全的帮助; 在 Microsoft Edge 中查看和删除浏览器历史记录; 删除和管理 Cookie; 重新安装 Windows 时安全移除有价值的内容