

・ Sonic the Hedgehog 3 & Knuckles: Fixed a bug that caused the sound effect to keep playing when the player switched levels after defeating the boss of Death Egg Zone Act 1. ・ Sonic the Hedgehog 3 & Knuckles: Fixed a bug in Carnival Night Zone Act 2 where the boss would leave the area if attacked from the air while entering. ・ Sonic the Hedgehog 3 & Knuckles: Fixed a bug in Angel Island Zone Act 1 that caused players to teleport when the island was on fire. ・ Fixed a bug in the “Animal Rescue” mission where the player would stand on top of clouds instead of bouncing or falling off them. ・ Sonic the Hedgehog 3 & Knuckles: Fixed a bug in Competitive mode that caused players to go back a circle when they took damage or fell off the stage. ・Fixed a bug in the quest “Smooth Swim” that caused invisible blocks to appear in areas where they were not supposed to appear. ・Fixed a bug in the “Fireball Dash” mission where it was possible to move outside the mission area and completing the mission would result in the player getting stuck. ・ Sonic the Hedgehog: Fixed a bug where retrying a level in Classic Mode from My Data and ending the Game would cause the player to get stuck on the Title Screen.

・ Sonic the Hedgehog 3 & Knuckles: Fixed a bug that made it difficult for players to play the Special Stage from the level selection menu after playing Time Attack Mode. ・ Sonic the Hedgehog 3 & Knuckles: Fixed a bug where having multiple Item Boxes in front of Hydrocity Zone Act 1’s sub-boss would cause the game to crash when defeating the sub-boss and moving on to the Next Stage. * There is no need to register two Joy-Cons™/Pro controllers in Time Attack and controllers can be unregistered in other modes. ・Sonic the Hedgehog 3 & Knuckles: Competition mode adapted on Nintendo Switch™ so that it can be played without registering two Joy-Cons™/Pro controllers. ・ Sonic the Hedgehog 2: Fixed an issue where the sound effect when collecting Rings would be interrupted when collecting them in quick succession. ・Fixed a bug that caused some songs from the Classical Music Pack with titles to display incorrectly in the Museum. ・ Sonic the Hedgehog 2: Fixed an issue where Tails wouldn’t return from outside the screen and sound effects would keep playing. ・ Sonic the Hedgehog 3 & Knuckles: Added a function to Sound Check. Make sure to update your game for a smoother and more stable experience.

Here is the full summary (via Sonic Origins website): Sonic Origins – Version 1.04 (August 5, 2022) It includes updates for several titles and numerous bug fixes. Update : Sega has released a complete list of patch notes for Version 1.04 of Sonic Origin.
