Soldato
Considering that they are only four screws without any warranty seals on them I can't imagine that anyone would know if you have removed them anyway. How easy the cover comes off is another thing.
However if you then cause damage etc with what you do then it would not matter what the official line is as that would be your own fault.
However if you then cause damage etc with what you do then it would not matter what the official line is as that would be your own fault.