Universal Naomi Free-Play and No-Attract-Sound Patches

What should i do to patch HOTD2.bin
I open with HxD.editor.Tell me please
Freeplay is already built into the game.

check the manual on how to set it: https://oldgamesdownload.com/wp-content/uploads/The_House_of_the_Dead_2_Manual_Arcade_EN.pdf

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this is a problem with your NAOMI mobo replace the coin-cell battery
I replaced the battery cr2032 and super cap near it won't work with HOTD2.bin
but i patch MVSC2.bin freeplay is ok work well
MvsC2: 0x1D8138: 42 84 -> 1A E0
 
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@mzmuscle4 NAOMI games in general set to Free Play via BIOS Coin settings, including HOTD2, they doesn't need any patching.

only few of NAOMI games is buggy in some way and not handle BIOS coin settings properly.
 
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