The TXD pin on Arduino is MCU TXD out to RXD of PC.
You need to connect the TXD output of ESP32 to TXD pin of Arduino in order for the PC to receive data.
So connect TXD to TXD and RXD to RXD.
The UNO ...
There is one problem in the schematics provided.
The unused pin 10 is left disconnected, and unused logic inputs are not supposed to be left disconnected.
The problem may also be related to the LEDs ...