How to disable Tracking beams?

[Black-flames 0]

Hi there,

 

well, i got mayor Laggs when this happens, so i was wondering if anyone could tell me how to disable that dumb tracking beams:

 

[LawyerNinja 0]

dont Spam as many Defences?

[Mother Of All Bombs 0]

u can't without affecting ur defences. maybe building units instead.