Non-bushy hair wont cooperate

Can’t seem to figure out why the hair isn’t as bushy in Object mode as in final render. Wouldn’t be surprised if stupid mistake and can’t brute force several hairs with this PC. Help will be greatly appreciated, especially if shown what problem is.

https://drive.google.com/open?id=1mJaILg986ThIirBq6UWkrjzOf_xcVs7d