“Does paid traffic help SEO?” answering the question we have to understand that search listing is free, so, no one can pay for best ranking. Generally, Google have an idea of keeping our search content useful and trustworthy. Adwords ads have a contribution to SEO, but they are not as high as you would expect, because SEO is the structure that operates in line with the results made in the technical part.
Adwords ads have an impact from the following point of view.

An increase in CTR (Clicks) rate, and a site that attracts traffic is beneficial for Google and keeps it up to date.
There will be an increase in brand awareness.
When you look at the Organic Traffic section through the Analytics data, you can go to the regions that attract less traffic and evaluate them.