Port forwarding not working solutions tried listed below

I have been trying to open port 25565 for about aweek now and have tried several of the solutions i have seen without any luck.

-Tried disabling advanced security

-tried disabling Ipv6 and reforwarding

-tried factory reset on router but was still told to use xfi instead of being able to use admin command page

at this point idk what to try any help is appreciated!