why every time I go to crhome it downloads the game again?

[Gigannte]

why every time I go to crhome it downloads the game again? how can I solve this?

[Futumsh]

I've seen this happen before, but have no idea what the cause is. The browser is clearing cache and/or persistent storage when it should not.
Reinstalling chrome might fix it, or you could use a different browser.