Dear sir/madam

I have the last verion of websitex5 pro - 2021.1 I made a website with contact form but now when I try to send email from there I receive no emails. I tried  hotmail, outlook and even a webmail but still had no luck. my hostings php ver is 8.0. So i dont know what the problem might be.

Anyone any ideas? plz help thanx in advance