I followed this method for potty training and worked well , I think you’d need to listen to additional episodes since your child is older. Good luck!
110% suggest the Oh Crap! Potty training method. The book is on audible and Amazon. My daughter was good to go in about a week with determination.
https://open.spotify.com/episode/4U6EyjrcGI2SucKrffQjn3?si=wUSQblmjTC62FrJdS3wB4Q