There are a few common scenarios in which Windows running on a PC might be discovered to be non-genuine during validation. Repairs. If your PC has been repaired, you might start to see messages on your desktop that Windows isn't genuine.

重要: 「共用活頁簿」是一項舊功能，可讓您與多個人員對活頁簿進行共同作業。這項功能有許多限制，而且已由共同撰寫取代。 Excel 共同撰寫功能可在 Microsoft 365 Apps Excel 桌面用戶端和 Microsoft 365 訂閱者適用的 Excel 網頁版中使用。 購買或試用 Microsoft 365

Pick a team and channel. A team is a collection of people, conversations, files, and tools — all in one place. A channel is a discussion in a team, dedicated to a department, project, or topic.. The best way to get familiar with teams and channels is to pick a team and channel and start exploring! Select Teams on the left side of the app and then pick a team.

IMPORTANT This update is not needed and will not be offered if your Windows Recovery Environment (WinRE) meets any of the following conditions: If the WinRE recovery partition does not have sufficient free space.

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

Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.

There are some common two-step verification problems that seem to happen more frequently than any of us would like. We've put together this article to describe fixes for the most common problems.

在“设备”设置中，选择“通过蓝牙发送或接收文件”。

注意: 带 USB Type-C 连接器的电脑具有更高的功率限制。 如果连接器支持 USB 电力传输，则其能够以更大的功率实现更快速充电。. 要更快地充电，你的电脑、充电器和线缆均必须符合行业标准。

開啟裝置管理員. 在工作列的搜尋方塊中，輸入裝置管理員，然後從功能表中選裝置管理員。