Imessage "waiting activation" error iphone [ fix], Update: if you’re facing imessage activation errors in ios 7, here’s what you can try to fix it. tired of imessage waiting for activation issue?. Hacking ' iphone read sms, , Hacking into someone else's iphone to read sms, etc. jailbreaks and ios hacks. Use iphone -mobile jailbreak - os daily, Acquire and use a t-mobile sim card – you’ll need the newer 39.01a type. note for iphone 4 users: you will need to trim the sim card down to fit into.