Battery drain

[jainsi]

My phone battery down when not in use please help me what i do

I have already change my battery

[Fast_n_Curious]

Your phone uses battery power for keeping the sim cards alive. Less signal strength = more battery drain. Try safe mode if you feel some app is draining battery

[cs_member10]

Dear Samsung Member,

Greetings from Samsung Customer Support!

We acknowledge your query and apologize for the same. To resolve your device battery drain issue please visit this link: https://www.samsung.com/in/support/mobile-devices/how-can-i-optimise-and-extend-the-battery-life-on-...

In case the issue still occurs. Please register your concern in Samsung Members Application (Open Samsung Members Application>Support>Type your query>Ask a question/Tap an error report>Send)

Thank you for writing to Samsung.

Warm Regards,
Samsung Customer Support