Mcreator not responding

Everytime i open mcreator and i create a new project , i wait cause a message says to wait , cause its not done loading , it takes forever , and when i try to close , i cant.

if i use task manager , my pc starts to freeze like a virus. i need to restart to be good

halp please

version>

MCreator 1.9.1

For Minecraft 1.12.2

helpp