2 diffrent verions of my website

Hey, recently I’ve noticed that my domain has 2 different versions.
A week ago I transfer my host from one company to another (the old one is still active and through the hosting dashboard I’ve enabled Maintenance mode)

And still, the website has 2 different versions, in benchmark sites such as GTmetrix and google page speed I saw it the most.

(One version without the left downside Whatsapp button and the second with)

The page I need help with: [log in to see the link]