This update primarily targeted several glitches that could disrupt gameplay or be used for exploits:
If you are using a modified 3DS with Custom Firmware (CFW) , there are specific considerations for installing the update via CIA: Pokemon Sun: Update 1.2 3DS (WORLD) CIA
Resolved a rare case where the game would crash if an evolution item was the last item in the bag and was used. This update primarily targeted several glitches that could