iOS 7.1.1 is the most recent version of Apple and once release
it, there were some difficulties on jailbreak. However, if you wish to
jailbreak as 7.1.1 , you can do it with Geeksn0w. The Geeksn0w is the most
suitable for latest such as 7.1.1 and 7.1 iOS versions. Still Evasi0n7
jailbreak tool also fail to release new version which is capable for those iOS
versions.
So, still Evasi0n7 supports till iOS 7.0.6 version, most of
iDevice users are wish to upgrade their versions because of remove bug issues,
for improve battery life and take better advantage of Device. So if you want to
upgrade your Device as 7.1.1 or 7.1, please upgrade it.
So, if you want to use Geeksn0w for your jailbreak support,
there are some limitations on Geeksn0w. once release Geeksn0w, it was supports
only Windows platform, however with latest version, Geeksn0w removes that
limitation. With Geeksn0w 2.8 versions it was on tethered jailbreak and latest
version you are allows to jailbreak as semi untethered. Unfortunately still
Geeksn0w supports iPhone4 models only.
Support Devices for Geeksn0w.
iPhone4 GSM
iPhone4 Rev A
iPhone4 CDMA