Thanks for the reply.@jhainemo429
ROMs which have WiFi issues may be solved by using older stock rom as base like A.87 or A.93(this may change in future roms).
If you still can't able to get WiFi working even when you user A.87 or A.93, please give logs.
See this for how to take logs https://forum.xda-developers.com/showthread.php?t=2774386