Does not connect 5G wifi on Xiaomi redmi 4 prime - markw

Does not connect 5G wifi on Xiaomi redmi 4 prime - markw
5.0 1

Hi, thanks for a very good rom to GuaiYiHu.
I have noticed a bug in the MK100.0 redmi 4 prime - markw rom of GuaiYiHu. It does not connect WiFi in 5G, and yes, in 2.5G.
can you fix please?
Thank you very much.