It's very confusing idk why. I'm going to read the novel i guess.

Is the novel translated in English n do anybody know where I can read it

Yeah it is.

https://exiledrebelsscanlations.com/grandmaster-of-the-demonic-cultivation/

Eng version isn't complete yet, but the novel finished. I believe translation team will finish it soon.

In one of the new chapters, the translator said they have the novel translated on their site and to read it there