LTE Not Working

[Ajithseelan]

hello guys..i have xperia c6603 phone...i am using airtel network..my phone doesn't work on lte..whenever i try to connect it works only on 3g..i think i have lost lte version..i bought it from malaysia..i have checked in service menu but it doesn't show any lte baseband on working bands..i am using C6603_10.7.A.0.222_R1E_India Generic_1275-1562 ftf only..i tried german generic but not working..

please guys give me the solutions to solve this problem..
i have attached some screen shots below

 

[Xian S2]

hello guys..i have xperia c6603 phone...i am using airtel network..my phone doesn't work on lte..whenever i try to connect it works only on 3g..i think i have lost lte version..i bought it from malaysia..i have checked in service menu but it doesn't show any lte baseband on working bands..i am using C6603_10.7.A.0.222_R1E_India Generic_1275-1562 ftf only..i tried german generic but not working..

please guys give me the solutions to solve this problem..
i have attached some screen shots below

hmm i have nearly same baseband number my last number is 85 i have no problem with LTE in Germany

 

[Ajithseelan]

hmm i have nearly same baseband number my last number is 85 i have no problem with LTE in Germany

for yours its working..but for me not working...
guys please say any suggestion to bring back lte version