3gs 3.1.2 please explain install 3rd prty Apps

[hancor]

Hi i use to have a 1st gen iphone & now i have got this 3gs iphone and wow!!!!! I remember with the 1st gen i had to install mobileinstall file or something like that. Well what do i do now.

[blkcadi]

If you are referring to installing cracked ipa files, we do not support or discuss warez on the forum. You will have to seek your answers elsewhere.