you can jailbreak this version with the latest version of redsnow but the process is bit complex.
4.3.2 works great on my 3GS. I haven't tried jailbreaking since 4.3.2, but the redsnow jailbreak that was out when 4.3.1 was available didn't work correctly for me. It worked fine on my other devices though.you can jailbreak this version with the latest version of redsnow but the process is bit complex.