Multi-Currency conflict with Wp-Rocket Issue

My previous conversation was too long that’s why I am asking there.
Previous topic link: https://villatheme.com/supports/topic/multi-currency-is-not-changing/#post-57362

they are talking about this plugin https://cl.ly/b60b42
I think they will solve this currency issue 🙂

>>> now please answer me this question….why?
I hope you read their reply https://cl.ly/3da55b
after that, I asked them this:::: I want to change the currency in between BDT and INR currency, can you tell me why do you create EUR file there? https://jmp.sh/OCAiYHm
and this is their answer:::: https://cl.ly/b60b42
can you please me why they see Cookie value in EUR???????