Most tidying advice is written for one kind of person. If it has not worked for you, that is information about the method, not about you. Start by finding out how you actually handle your things.
Start the quizAbout 5 minutes. Your result appears right away.
Own less. Label everything. Put it on display. Reset it nightly. Each of these works, and each of them works for a different person. Follow the one that suits someone else and it falls apart within a couple of weeks, which most people read as proof that they are bad at tidying. Usually it is proof that they borrowed the wrong method.
Every one of them keeps a home in order. They just do it by different means.