As part of my work i have to use lot of patterns and textures.I have a good collection of my own pixel pattern and other day i installed the pat file.From then on my Photoshop taking ages to open . Am using Photoshop 2015.5.0 release. And more over i had a decent Computer.Please help me sort out this issue. How to delete those installed patterns set ?
Thanks in advance.

Thanks in advance.
