PatternNG is a challenge that happens due to substantial distinctions in the properties of a particular chip in comparison with other chips. To resolve this situation, it's been recognized that the chip’s die is ruined and desires to be replaced. 1. Concentrate on the procedure when replacing the chip. https://elliottvoesg.dailyhitblog.com/36953212/how-antminer-s19-hashrate-can-save-you-time-stress-and-money