There is “in-situ” which you can DIY. But you provide not much information to go on. You would need hearing aids, and a hearing aid programming device in order to run in-situ.
Click any PVC Avatar to find DIY School;
Suggested DIY School help files;
- 02 How to Program Your Hearing Aids
Also a couple of reference material links;
https://www.attune.com.au/2020/11/27/how-to-read-your-audiogram-results/