Here`s the solution for that:-
1.Install the PimpMyRom app from the Play store.
2.Open it and give superuser permission.
3.Go to the Apps and Mods Section in it.
4.Download the PimpMyBeats package and install it.
5.Your phone will boot into recovery and flas the zip.(This will renew your DSP manager app)
Wooooh PROBLEM SOLVED!
I hope this works for you!
if yes then press the thanks button!
Alternatively you can Directly flash the PinpMyBeats zip file present in the attachment.