update:
Its on SX OS now, problem was my cable it was only meant for charging, i ended up buying a new data cable its running fine now on SX OS
Version Number: XAJ700405
Region: CHINA 2018
Firmware: 4.01 updated to 5.10 >> SX OS
System Color: BLUE/RED
guys i just checked to see what's in the fortnite item shop today and saw that metallica skins, atla skins and jjk skins are in the item shop at the same time rn, shit's not real