lpinstall50.exe is part of a product called known as Licence Protector and the developer is Mirage Computer Systems .
If you think that this file contains a virus or another malware, please download a virus scanner.
If lpinstall50.exe is using too much CPU or too much memory in your system, it is possible that your file has been infected with a virus. Installing an antivirus is recommended.
Not all processes can be uninstalled without the help of a 3rd party tool, especially malware. To see if it can be uninstalled, first go to Start > Control Panel > Add/Remove programs and select Licence Protector from the list to remove the process lpinstall50.exe from your computer.
If you have any problems with lpinstall50.exe, you may try using a registry cleaner or a speed-up software to check, analyze, and fix problems that are affecting the performance of your computer.
You may try contacting Mirage Computer Systems, the developer of lpinstall50.exe and ask for more information.