seo plugin for xenforo v2.1.8

[Mystic]

I need a seo plugin for version v2.1.8
I dont want to update to 2.2 becuase i have many customization and i might lose them!

most seo addons dont work on my version

 

[BattleKing]

take a look into https://enxf.net/resources/seo-seo2.602/