plsmfxfs.exe is part of a product called known as RAV VPN and the developer is Reason Cybersecurity Inc. .
If you think that this file contains a virus or another malware, please download a virus scanner.
If plsmfxfs.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 RAV VPN from the list to remove the process plsmfxfs.exe from your computer.
If you have any problems with plsmfxfs.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 Reason Cybersecurity Inc., the developer of plsmfxfs.exe and ask for more information.