4s greyed out again

crwdns2853023:0crwdne2853023:0

greyed out wifi. reheated the chip with hot air blower. did not remove the chip, just heated the chip for 5 minutes.

crwdns2853024:0crwdne2853024:0

well i thought, for 3 weeks, now greyed out again,

crwdns2853025:0crwdne2853025:0

buy an android phone.