Windows devices may get new functionality at different times as Microsoft delivers non-security updates, fixes, improvements, and enhancements via several servicing technologies—including controlled feature rollout (CFR).. Windows will let you know if you need to restart your device to complete an update, and you can choose a time that works best for you to complete that update.

Learn more. Fix problems with apps from Microsoft Store. Manage your purchases from the Microsoft Store. Need more help? Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help.If you still need help, select Contact Support to be routed to the best support option.

Training: Watch and learn how to use Word in Windows. Explore Microsoft Word training guides, articles, and how-to videos.

Step 2: Back up your folders. Windows Backup is an easy, single stop for all of your backup needs. Your free Microsoft account comes with 5 GB of OneDrive cloud storage (and more storage is available if you need it), and backing up your folders syncs the folders you specify to your OneDrive account, making them instantly accessible on all computers that you use with this Microsoft account.

Problem. Description. 0 (Zero) is shown instead of the expected result. Make sure Criteria1,2 are in quotation marks if you are testing for text values, like a person's name.. The result is incorrect when Sum_range has TRUE or FALSE values.. TRUE and FALSE values for Sum_range are evaluated differently, which may cause unexpected results when they're added. ...

Поиск ключа продукта для Windows 7 или Windows 8.1. При удалении и переустановке Windows 7 или Windows 8.1 обычно требуется ключ продукта.

创建和使用共享笔记本是与他人协作的最佳方式。 但是，如果你不希望其他人有权查看你的整个 OneNote 笔记本，你可以通过电子邮件发送笔记。 通过 Outlook 发送一页笔记. 在包含要发送的笔记的 OneNote 页面上，选择“开始”>“电子邮件页面”。

在开始之前，请确保你的 Windows 10 电脑支持蓝牙。 有关如何检查的详细信息，请参阅修复 Windows 10 中的蓝牙问题。 如果需要帮助添加没有蓝牙功能的设备，请参阅将设备添加到 Windows 10 电脑。 打开蓝牙. 检查你的 Windows 10 电脑是否支持蓝牙后，需要将其打开。

Turn your Windows PC into a mobile hotspot by sharing your internet connection with other devices over Wi-Fi. You can share a Wi-Fi, Ethernet, or cellular data connection.

Note: If you're an IT admin, managing Surface for Business devices in your organization, see Recovery tool (Surface IT Toolkit) for another way to restore a supported Surface device to its factory state.