Silk browser is now displaying Advertisments unprompted

Eg it pops a extra tab once or twice a day

How can I stop it?

Example: https://www.amazon.co.uk/gp/product/B07KTVJHPF/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creat iveASIN=B07KTVJHPF&linkCode=as2&tag=east0c-21&linkId=79cf2efc154aaece85f10502d018453f