Baby dropping and labor

Do you have to have a noticeable drop of baby to go into labor?? Third baby and I don’t ever remember “noticing” that I dropped with the other 2. I am 38 weeks and 2 days today, and I’m so fixated on seeing if baby drops because we are ready for him to be here. Was just wondering if there was any moms out there that didn’t technically drop or didn’t notice they did. Unfortunately every time I get a Braxton Hicks or my back hurts I think labor will start soon but my belly looks the same as it did 2-3 weeks ago 🥺😭