Issues that are fixed in this update. The following issues are fixed for .NET Framework 4.7.2. SQL Server (SQL) Fixes an issue in which the .NET Framework API SqlConnection.ConnectionString property is used to set a null or empty connection string. In this situation, a Null Reference Exception (NRE) occurs when you use the API together with .NET Framework 4.7.2.

自从我们在 2018 年 10 月首次宣布“你的手机”和“你的手机助手”应用以来，这是一个令人兴奋的旅程。 从那时起，我们就开始把所有重要的功能和内容从 Android 手机带到了 Windows 电脑。

The tips are listed in order, so start with the first one, see if that helps, and then continue to the next one if it doesn’t. 1. Check your operating system. Microsoft Edge is currently available on Windows 10, Windows 8 and 8.1, and Windows 7, 32-bit (x86) and 64-bit (x64). It's also available on macOS 10.12 Sierra or higher, and Linux. 2.

To create a partition or volume (the two terms are often used interchangeably) on a hard disk, you must be logged in as an administrator, and there must be either unallocated disk space or free space within an extended partition on the hard disk.

In the following countries, you have the right to cancel a subscription that has recurring billing with immediate effect and receive a prorated refund as described in the Microsoft Consumer Subscription Prorated Refund Policy:

Whether it's for work or personal use, you can connect to a virtual private network (VPN) on your Windows 10 PC. A VPN connection can help provide a more secure connection and access to your company's network and the internet, for example, when you’re working from a coffee shop or similar public place.

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。

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.

This troubleshooter assists customers whose machines are not yet updated to the latest release, Windows 10 Version 1607. This update will initially be released only to a small set of targeted customers. This set will expand over time. Windows users can start the assistant from this article.

Find out how to use Game Bar to capture game play, chat with friends, track achievements, and more.