Question: what is the latest version of ios for iphone 4
Answer: 6 10B500 000000002014 - 02 - 21 - 0000 Feb 21 , 2014 N / A 3GS 7.1. 2 11D257 32 / 64 - bit ARM 32 / 64 - bit ARM 32 / 64 - bit 000000002014 - 06 - 30 - 0000 Jun 30 , 2014 N / A N / A 9.