Remote Desktop Connection Lag Remove In Windows 7 Professional Edition
Type gpedit.msc in command prompt, opened with administrator rights
Computer Configuration\Administrative Templates\Windows Components\Remote Desktop Services\Remote Desktop Session Host\Remote Session Environment\Enable Remote Desktop Protocol 8.0
Computer Configuration\Administrative Templates\Windows Components\Remote Desktop Services\Remote Desktop Session Host\Connections\Select RDP Transport Protocols
After these policy settings have been configured, restart your computer.