Yes, advertising attracts attention to the project and no more, because if the product is unpromising, then advertising will not save.
You can recall many world brands for different products. Even after they have earned a reputation for many decades, they continue to be advertised.
These famous brands have the same well-known competitors. And they just need to always advertise themselves. And do not forget that this advertising is worth a lot of money. New projects do not have this capability