The Canon Advanced Printing Technology software implements the cnab4rpk.exe process into the system as one of its EXE component files. This software is a Windows program comprised of multiple applications that are bundled with certain Canon printers and AIO (All-In-One) devices. The Canon Advanced Printing Technology software also consists of the firmware components and device driver software utilities that are required by these supported Canon printing machines and AIO devices to correctly work with Windows-based computers. The cnab4rpk.exe file is placed in the system upon the installation of the Canon Advanced Printing Technology software, and the cnab4rpk.exe process is specifically integrated into the system as the executable program dispatcher file of the CAPT RPC Server application, which is a built-in component of the Canon Advanced Printing Technology software. This application aids the firmware and drivers of these compatible Canon printers and AIO machines in integrating its remote and local network printing functionalities into the Windows-based client computer, in order for other remote and local systems that are connected to the same network to access the printing functionalities and resources provided by these supported Canon printing machines and AIO devices.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. cnab4rpk.exe. is used by Canon Advanced Printing Technology and CAPT RPC Server Application, If you shut down cnab4rpk.exe, it will likely start again at a later time either after you restart your computer or after an application start. To stop cnab4rpk.exe, permanently you need to uninstall the application that runs this process which in this case is Canon Advanced Printing Technology and CAPT RPC Server Application, from your system.

After uninstalling applications it is a good idea to scan you Windows registry for any left over traces of applications. Registry Reviver by ReviverSoft is a great tool for doing this.

The ReviverSoft experts have not yet reviewed cnab4rpk.exe

A process usually a part of an installed application such as Canon Advanced Printing Technology and CAPT RPC Server Application, or your operating system that is responsible for running in functions of that application. Some application require that they have processes running all the time so they can do things such as check for updates or notify you when you get an instant message. Some poorly written applications have many processes that run that may not be required and take up valuable processing power within your computer.

We have not received any complaint about this process having higher than normal impact on PC performance. If you have had bad experiences with it please let us know in a comment below and we will investigate it further.

The first thing you should do if cnab4rpk.exe. is causing errors on your computer is to run a Windows registry scan with Registry Reviver If you are still seeing errors after this you should uninstall the program that cnab4rpk.exe, belongs to, in this case Canon Advanced Printing Technology and CAPT RPC Server Application