I don't know if this is the correct place to place a bug report but I couldn't find another place to do so. Some people have problems with uploading the blink UF2 file from the 'Nano RP2040 Connect ...

This projects allows flashing of Arduino UNO R3 via USB Mass Storage (i.e., file copy or drag and drop without needed to install any software). It implements it in firmware of the ATmega16u2 - the USB ...