1, click "Start-run", in the Run dialog box, enter the "regedit" command to press ENTER, open Registry Editor;
2, in the Open Registry Editor in turn to expand the positioning to: "Hkey_local_machinesystemcurrentcontrolsetcontrollsa" Item, and then double-click on the right side of the window to open the "Security Packages";
3, bounce out of the "Edit Multiple Strings" dialog box, add "tspkg" content in the list;
4, then continue to navigate to the following registry entry "Hkey_local_machinesystemcurrentcontrolsetcontrolserviceprovider", the right panel, double-click the "SecurityProviders" string ;
5, open the Edit String dialog box, and then add in the Value data box ", Credssp.dll" (hint: After the comma has an English space);
6, after the save exit the registry, restart the computer, restart in the Start menu to open Remote Desktop Connection, you can see in the About window, "Support Network Level Authentication" information.