FLstudio program to a few bugs, I have reported the other one which led me to play around with my studio setting and I found that when I switched the 64-bit version to any audio device other than ...
sure if its a glitch from upgrading to the latest flstudio or maybe a plugin crashed from the last session. now when i re open any session it still wont allow me to use the slider/knob on the mixer plugins. - @slayinnrecords ...