The term resolution is referring to camera resolution. The sentence reads:
The resolutions not high enough.
Should I insert an apostrophe, as in
The resolution's not high enough or ? ? This is a legal document. Thank you in advance.

Question

The term resolution is referring to camera resolution. The sentence reads:
The resolutions not high enough.
Should I insert an apostrophe, as in 
The resolution's not high enough or ?  ? This is a legal document. Thank you in advance.

anonymous · Answer

Are you asking about grammar for the sentence "The resolutions not high enough."?

I would believe you would add an apostrophe like you said, "The resolution's not high enough."

Resolutions suggest plural resolutions... You need an apostrophe to state the resolution IS not enough.