Member SpiKey have created an IPCC file that enables Zain (MMS, GPRS, And Tethering) settings for you, it will also remove the group MMS when sending group SMS and changes the logo to Zain sign with no jailbreaking or hacking required , all you got to do is download his IPCC file from:

http://spikey.q8.googlepages.com/Zain_kw.ipcc

Then from iTunes, do a custom restore by clicking (Option+Restore) “For Mac” (Ctrl+Restore) “for windows” .

For more info and technical support, please post your comments on the forum (Here)