Bro if you expect good battery life throughout the day then it would be better if you go for the plus variants. Not necessarily s25+ but rather S23+ and S24+ are also good
Sms center number is +7 default but i couldnt find airtel's sms center numberTried airplane mode but didnt workRestart also didnt workI complained to airtel customer service twice and no use.But other sim is working on the phone (sms)
