Fast drain to batary y problem

We requiredvoice foucas in A52s mobileThat feature was comlsoryruquired usOther wise we slaesmy 3 A52s models phones .We hope in next updatecompulsorygive the voicefoucas to avoidnoise while call receivedin fully courdarea .that nesserary...

Sir my mobail a52s this fon incoming ring tone sound very slow wat is problem

Sir my mobil is incoming call ringtone sound low how is problem

Wat sir 12 hbe not workingmorning 100% to evng 6 pm 40% issue please slave problum.