The tweakui.cpl process is a component file of the Microsoft PowerToys software, which is a set of tools integrated into widely used versions of Microsoft Windows for implementing system tweaks, integrating desktop enhancements and customizing certain configuration and desktop settings of the Windows-based system. The tweakui.cpl process is specifically deployed as a major component of the User Interface Customization Toy program, which is a tool built into the Microsoft PowerToys software. The tweakui.cpl process serves as the control panel applet that is built into the User Interface Customization Toy program and assists in the integration of the functionalities embedded in the Microsoft PowerToys software and the User InterfaceCustomization Toy program into the Windows-based system. The tweakui.cpl process is placed in the system upon the installation of the Microsoft PowerToys software.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. tweakui.cpl. is used by Microsoft PowerToys and User Interface Customization Toy and Microsoft Windows, If you shut down tweakui.cpl, it will likely start again at a later time either after you restart your computer or after an application start. To stop tweakui.cpl, permanently you need to uninstall the application that runs this process which in this case is Microsoft PowerToys and User Interface Customization Toy and Microsoft Windows, 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 tweakui.cpl

A process usually a part of an installed application such as Microsoft PowerToys and User Interface Customization Toy and Microsoft Windows, 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 tweakui.cpl. 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 tweakui.cpl, belongs to, in this case Microsoft PowerToys and User Interface Customization Toy and Microsoft Windows