The usiudf.sys process is a system file packaged with other SYS components, EXE application processes, some DLL modules and various background processes among other associated resources that are required by certain Ulead software products that were designed for computers running on Windows XP. Ulead applications are mainly comprised of video development, photo editing, DVD authoring and animation design programs. The usiudf.sys process is included in the installer distribution packages of these Ulead software products, which also means the usiudf.sys file is placed in the system upon the isntallation of these Ulead applications. The usiudf.sys process is specifically deployed as a major component of the Ulead UDF File System Driver module, which is an applet built into these Ulead programs.

Most non-system processes that are running can be stopped because they are not involved in running your operating system. usiudf.sys. is used by Ulead Software Products and Ulead UDF File System Driver Module, If you shut down usiudf.sys, it will likely start again at a later time either after you restart your computer or after an application start. To stop usiudf.sys, permanently you need to uninstall the application that runs this process which in this case is Ulead Software Products and Ulead UDF File System Driver Module, 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 usiudf.sys

A process usually a part of an installed application such as Ulead Software Products and Ulead UDF File System Driver Module, 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 usiudf.sys. 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 usiudf.sys, belongs to, in this case Ulead Software Products and Ulead UDF File System Driver Module