Copy and paste the following text in between the lines,into Notepad.
Click on File(in the menu at the top)>Save as..Save as Type: 'All Files' File name: fix.reg to your desktop.
Then double click on the fix.reg file on your desktop to merge it into the registry,then reboot.
==============================================
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\]
"AllowMultipleTSSessions"=dword:0000001
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\TermService]
"ErrorControl"=dword:00000001
"ObjectName"="LocalSystem"
"Start"=dword:00000003
"Description"="Allows multiple users to be connected interactively to a machine as well as the display of desktops and applications to remote computers. The underpinning of Remote Desktop (including RD for Administrators), Fast User Switching, Remote Assistance, and Terminal Server."
"DisplayName"="Terminal Services"
"DependOnService"=hex(7):52,00,50,00,43,00,53,00,53,00,00,00,00,00
"Type"=dword:00000020
"ImagePath"=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,\
74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,73,\
00,76,00,63,00,68,00,6f,00,73,00,74,00,2e,00,65,00,78,00,65,00,20,00,2d,00,\
6b,00,20,00,6e,00,65,00,74,00,73,00,76,00,63,00,73,00,00,00
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\TermService\Parameters]
"ServiceDll"=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,\
00,74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,\
74,00,65,00,72,00,6d,00,73,00,72,00,76,00,2e,00,64,00,6c,00,6c,00,00,00
"Certificate"=hex:01,00,00,00,01,00,00,00,01,00,00,00,06,00,5c,00,52,53,41,31,\
48,00,00,00,00,02,00,00,3f,00,00,00,01,00,01,00,79,fd,d0,7a,a7,73,b5,a5,5a,\
9d,2d,88,2b,89,b0,df,bb,b7,60,25,5e,00,77,25,69,a5,0f,6d,85,73,e4,db,ab,5c,\
1c,da,a3,bc,44,68,f8,dd,ec,d9,eb,8c,f9,c7,99,3d,d4,4a,2e,72,03,13,2d,c8,8f,\
7f,8f,bf,8f,a6,00,00,00,00,00,00,00,00,08,00,48,00,e9,a4,bc,a5,8e,b2,4d,78,\
e7,26,20,36,12,a2,05,e1,a0,a3,8e,ad,01,9b,d1,a6,ee,d1,e0,ed,e8,bd,61,2c,a1,\
d8,1b,72,32,63,cb,8b,b5,05,2f,36,dd,ac,dc,ac,7d,b5,23,3f,c3,81,9c,f4,dc,73,\
d7,4e,a2,24,09,67,00,00,00,00,00,00,00,00
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\TermService\Performance]
"Close"="CloseTSObject"
"Collect Timeout"=dword:000003e8
"Collect"="CollectTSObjectData"
"Open Timeout"=dword:000003e8
"Open"="OpenTSObject"
"Library"="perfts.dll"
"Last Counter"=dword:00000886
"Last Help"=dword:00000887
"First Counter"=dword:00000806
"First Help"=dword:00000807
"Object List"="2054 2176"
"Library Validation Code"=hex:00,60,9f,30,0e,2c,c1,01,00,30,00,00,00,00,00,00
"WbemAdapFileSignature"=hex:7e,fd,21,14,ea,d1,ac,72,34,26,10,d7,19,2b,fb,32
"WbemAdapFileTime"=hex:00,60,9f,30,0e,2c,c1,01
"WbemAdapFileSize"=dword:00003000
"WbemAdapStatus"=dword:00000000
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\TermService\Enum]
"0"="Root\\LEGACY_TERMSERVICE\\0000"
"Count"=dword:00000001
"NextInstance"=dword:00000001
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\FastUserSwitchingCompatibility]
"Type"=dword:00000020
"Start"=dword:00000003
"ErrorControl"=dword:00000001
"ImagePath"=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,\
74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,73,\
00,76,00,63,00,68,00,6f,00,73,00,74,00,2e,00,65,00,78,00,65,00,20,00,2d,00,\
6b,00,20,00,6e,00,65,00,74,00,73,00,76,00,63,00,73,00,00,00
"DisplayName"="Fast User Switching Compatibility"
"DependOnService"=hex(7):54,00,65,00,72,00,6d,00,53,00,65,00,72,00,76,00,69,00,\
63,00,65,00,00,00,00,00
"DependOnGroup"=hex(7):00,00
"ObjectName"="LocalSystem"
"Description"="Provides management for applications that require assistance in a multiple user environment."
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\FastUserSwitchingCompatibility\Parameters]
"ServiceDll"=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,\
00,74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,\
73,00,68,00,73,00,76,00,63,00,73,00,2e,00,64,00,6c,00,6c,00,00,00
"ServiceMain"="BadApplicationServiceMain"
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\FastUserSwitchingCompatibility\Security]
"Security"=hex:01,00,14,80,90,00,00,00,9c,00,00,00,14,00,00,00,30,00,00,00,02,\
00,1c,00,01,00,00,00,02,80,14,00,ff,01,0f,00,01,01,00,00,00,00,00,01,00,00,\
00,00,02,00,60,00,04,00,00,00,00,00,14,00,fd,01,02,00,01,01,00,00,00,00,00,\
05,12,00,00,00,00,00,18,00,ff,01,0f,00,01,02,00,00,00,00,00,05,20,00,00,00,\
20,02,00,00,00,00,14,00,8d,01,02,00,01,01,00,00,00,00,00,05,0b,00,00,00,00,\
00,18,00,fd,01,02,00,01,02,00,00,00,00,00,05,20,00,00,00,23,02,00,00,01,01,\
00,00,00,00,00,05,12,00,00,00,01,01,00,00,00,00,00,05,12,00,00,00
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\FastUserSwitchingCompatibility\Enum]
"0"="Root\\LEGACY_FASTUSERSWITCHINGCOMPATIBILITY\\0000"
"Count"=dword:00000001
"NextInstance"=dword:00000001