polylang switch problem

Hello, i have two languages installed in the website, all the pages are completely linked and working properly but the problem is when i see for instance, services in english and then switch to the other language it works but if i switch again to English it wont keep in services but goes to the home page!!!
I would like to be in a page and everytime i switch language would stay always in that theme. Is it possible!??!!?!? i think i tried everything in setup but succeeded!!! please help me!!!!!!!!!!!

regards

https://wordpress.org/plugins/polylang/