defragler 2016.exe is part of a product called known as Defraggler and the developer is Piriform Ltd .
If you think that this file contains a virus or another malware, please download a virus scanner.
If defragler 2016.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 Defraggler from the list to remove the process defragler 2016.exe from your computer.
If you have any problems with defragler 2016.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 Piriform Ltd, the developer of defragler 2016.exe and ask for more information.