WAY too much boxyness ( how do i fix? )

[ValleyStudios]

hey guys, my guitars are WAY too boxy, i have no clue how to fix them. could you help?

 

[Mashreef]

cut from 300 too 600 Hz region

 

[JayB]

Maybe around 250 also. Fairly wide cut

 

[Trevoire520]

Get your eq out, find the boxiness and cut it appropriately.

 

[EmilDelaRosa]

boxiness also comes from cutting too much lows and highs.