I’m guessing the issue may be the 12V → 5V converter not having enough “oomph” to drive the ESP/Wifi.
Try a separate dedicated 5V-2A (or better) supply for the ESP alone. Just make sure ground is common between all the supplies.
I’m guessing the issue may be the 12V → 5V converter not having enough “oomph” to drive the ESP/Wifi.
Try a separate dedicated 5V-2A (or better) supply for the ESP alone. Just make sure ground is common between all the supplies.