Strange I did not see the Mobil no is the iMessage setting? All search on Google was more confusing …. Found the problem: if the phone is setup without a SIM (Typical in India: the Nano SIM is not Available most of the time), the Mobil No is not picked up in Setting > Phone...
Tag: iphone
sync Apple Products (ipod, ipad, iphone) without iTune: use iTools
Apple Products require the iTune for all upkeeping, but if you want to avoid using itunes, then download the iTools http://www.itools.cn/multi_lang_pc_download.htm unzip or http://www.itools.cn/itoolsyingwenbanxiazai and copy the folder to your desktop. the program will update itself at run time..