Pressing and holding X while moving around a stack of items no longer deposits singular items from the held stack into empty spaces or spaces containing the same item. I hope this is a bug and not a feature removal.

File size too large, link here:
https://drive.google.com/file/d/1deWBmrGhXrCq3pnT3UDRcR1YfgmS7d7A/view?usp=drivesdk