i recently upgraded my s24 ultra security patch to november ever since then the phone stays constantly at 39 degrees and full charge barely lasts 1 hr the graininess at low light has also increase by a lot, cannot watch movies and shows at low bright...

In the pictures you can see horizontal blurry lines is this normal or does my screen have an issue?

In the picture you can see the upper part of the display is blurry compared to the lower partis this any issue?

I use gpay and have set screen lock while opening the app but ones i unlock the app ysing my fingerprint it dosent lock again and shows a prompt saying lock skipped as you just unlocked your device any fix for this issue?

I get these line when i go to home using swipe gesture the faster i close the app the more noticeable it isIs this normal or does my device have an issue