Since this version is labeled "Incl. ALL DLC," the additional shark skins and diver gear should be unlocked automatically.
: Most versions of this build save progress locally in %USERPROFILE%\AppData\Local\Depth\Saved .
If items are missing, check for a steam_emu.ini or similar configuration file in the game folder. Ensure the "DLC" section lists the IDs for the expansions. Troubleshooting Common Issues