If you want to network on Recalbox with your Roma, it is necessary to have the CRC32 in the gamelist.xml of your Roma.
Here is the method to add the CRC32 in the gamelist.xml file:
ARRM will review all the Roms and calculate the CRC32 of each of the Rom files, then fill in the 'hash' tag that will be added / updated in the gamelist.xml when it is backed up.
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