Ok I will Try Thank You
I bought in alibaba from china 10 pcs second hand only one of them has this problem.

Yes

https://ibb.co/MPztTSD

hi. I had problem with t1 , I configured it for enter pool , not save and return to default , I tasted some pool but not work , please help me , I did rest factory and update last Version , but not work it Huh.

error currently using fixed pool setting.