Battery drains faster after October update in galaxy a51

[HSoni13]

Battery of a51 is draining faster after October 21 update specially in samsung galaxy a51. Plz give idea or help about this problem. Developers, plz look into the matter on priority.

[Anonymous]

I have same issue after the update

[Devansh7]

Bro this is bad i have same issue

[AndrewJ]

Yes, I got a system update to my Galaxy S21 Ultra 5G this morning (21 Oct), and since then the battery life is woeful … just falls through the floor.

[Samsung_Support2]

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 > Get help > Send Feedback > Error report/Ask questions).

Thank you for writing to Samsung.

Warm Regards,
Samsung Customer Support

[HSoni13]

I have taken all the steps suggested in the link, but all in vain. Battery draining issue not resolved even after November update provided by samsung.