Symptoms
- RD Session Host Agent shows as "Not Verified".
 - Able to push the RD Session Host Agent from the console, however in the Console, it still couldn't be verified.
 - On the RDSH machine "RD Session Host Agent" is not listed in services.msc
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An attempt to install it via MSI installer fails with:
 
Cause
Windows has failed to register the RD Session Host Agent service.
Resolution
- 
    
Open CMD and navigate to the Parallels Remote Application Server directory (by default):
C:\Program Files (x86)\Parallels\ApplicationServer - 
    
Execute the command:
2XAgent.exe -uThis will uninstall Terminal Server Agent from the machine.
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Open regedit, and remove the following keys:
HKEY_LOCAL_MACHINE\SOFTWARE\2X HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Parallels\TSAgent - 
    
Open CMD and navigate to the Parallels Remote Application Server directory (by default):
C:\Program Files (x86)\Parallels\ApplicationServer - 
    
Execute the command:
2XAgent.exe -i
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Check the RD Session Host Agent in the Console. Now it should be verified.
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