Has anyone had a false positive with first response rapid

This morning the 6 day earlier test was pretty sure negative. The easy home same. Couldn’t really see anything. I also took these this evening since previous pregnancies I seem to get better evening response 🤷🏻‍♀️ back pain now too and just took these. That’s also a cb digital cause that said negative. No your not ment to take apart but was curious incase I do get a positive cb dig to compare. Just curious. But I don’t no if to trust or not iv had so many false positives but never with fres