hy mu device is Samsung galaxy note 8

[Parthvyas]

I want my Knox security back again after rooting the device anyone knows how to get it back 

[rajkm008]

visit the service centre and ask them to flash original (official)stock rom.

[Parthvyas]

i already formatted with stock rom then also it doesn't work

[Arman-INS]

The Knox E-Fuse has been Blown now you cannot access any knox related apps the only way is to change the whole motherboard