If an individual does not do anything it might take a couple of years to generate immunity to HPV virus. If somebody takes the author's advice, it takes just a couple of months to establish immunity to HPV virus. The longer a person is infected with human papilloma virus, the longer it could create cervical damage. So it is ideal to establish immunity and get rid of HPV as soon as possible.
https://www.storeboard.com/blogs/general/20-questions-you-should-always-ask-about-how-do-you-know-you-have-hpv-before-buying-it/2576498