It only affects customs that have a pro strings difficulty of 0. If you save a project after turning on pro strings, but without selecting a difficulty, it will be turned off on project load.
To bypass, just select a difficulty other than 0 and then select 0.
It only affects customs that have a pro strings difficulty of 0. If you save a project after turning on pro strings, but without selecting a difficulty, it will be turned off on project load.
To bypass, just select a difficulty other than 0 and then select 0.