First, review your threat model [0].
Then I recommend this podcast [1] for some ideas on how to scrub yourself from the internet. Realistically you’re not going to be able to remove anything close to all your footprints, but things like using GDPR can help.
The amount of information on you also depends on the country you reside in. I think Americans in particular will have a tough time due to the number of people search websites and a laissez-faire attitude towards selling PII that IMHO should not be sold (DMV and voting data)