How longer we've to wait for one ui 8.0

i am buying a new phone s24 2 day before. i got one ui 7 update. this is right time to update or wait for stable version because 6 month before one update some of the device facing display line issue. this update have any issue is there. Is ther any ...

Can I buy a Samsung phone through the Samsung Shop application? Is this application a orginal Samsung product?Where does all the phone come from

I dropped my phone a52s and while selecting the power button some time the screen is black still phone works the above problem 1 am facing one or two times per day. Most of the time i did not facing any issue my phone is working fine I checked with s...