Hi there,
Seems a little wacky for sure, Try to run a couple of the DRAG and DROP uf2 files in the ZIPs from the Xiao Expansion test thread HERE
try the basic ones and see if all three units perform the same.
HTH
GL 
PJ 
Hi there,
Seems a little wacky for sure, Try to run a couple of the DRAG and DROP uf2 files in the ZIPs from the Xiao Expansion test thread HERE
try the basic ones and see if all three units perform the same.
HTH
GL PJ