where did my hard edge of the brush go?!! HELP!

 i recently had to wipe my computer and my favorite brush calibration/thing was lost. i found the old brush, but the edges of the line are wayyyy too fuzy and i can't figure out how to get the edges crisp again. plese HELP!

i use painter 2017,

and fine point brush. 

the above is what i got after the wipe, below is how it used to look