The following Terminal Services settings have an effect on Remote Assistance:
Set time limit for active sessions Set time limit for idle sessions Terminate session when time limits are reachedTerminal Services will use these values to disconnect a session.
If Limit number of connections is set to 0, Remote Assistance, which is a session, will NOT work. If the session limit has already been reached, Remote Assistance will NOT work.
PermissionsThe minimum permissions required is that either the Administrators group or the System account needs User permissions. The Help Assistant account needs a minimum of Guest permissions to take control and save files.
The following settings have NO effect:
Color Depth User session limit Logon User Name and Password