Win10 Mobile/PC stable preview version 10586.494 updated what

Microsoft today pushed the Win10 Mobile/PC stable preview version 10586.494, the following is the update log of Win1010586.494 (including PC and mobile version).

Update Logs
• Improve Windows Media Player, Internet Explorer 11, Windows Explorer, Miracast, and Windows Kernel Stability
• Fixed a black screen when users resumed from the connected standby state Problem
• Fixed the problem that the system shows disconnection when the network connection is not fully established under the direct access interface
• Fixed the problem that the local account could not be locked after multiple registration failures
• Improves the stability of video playback when some applications wake up from sleep
• Fixed some WP phones losing user authentication information after upgrading to Win10 Mobile
• Improved on Win10 Mobile Support for application backup in the system
• Fixed the problem that the Silverlight architecture application could not be installed under Win10 Mobile after users joined Azure Active Directory
• Fixed Windows kernel, Windows update, authentication information, PDF Some issues with file support, Bluetooth, Microsoft Edge, Internet Explorer 11, and WiFi connections
• for Microsoft Edge, Internet Explorer 11, Kernel Mode Drivers, Windows kernel, .NET Framework, Windows security kernel mode, Microsoft printer spooler have been updated.