S23 ultra camera after 2 years...

My s23 ultra battery found draining fast recently. I check for any additional apps installed recently and not found any. Do any one experience the same ? And is there any solution for this ? My battery saver is off and iam using the phone in max grap...

My s23 ultra back cover is slowly getting removed automatically. The glue is not holding the cover from left bottom end to almost half. Do this event related to battery issues ? But the battery is working normally. With heavy use iam getting 18.5 hr ...

After one ui 7 update my phone battery is draining very fast. Like have to charge 2 times a day. Do any one else experience this ? And have any solution for this ?

After update one ui6 my s23 ultra brightness is soo much dim. Please suggest what to do. Soo much dissapointed