XPROG V6.12 dongle isn't compatible with older version Xprog. You are not allowed to update from the older version Xprog V5.55 V5.60 V5.70 V5.84 to this newest V6.12 XPROG-M Dongle. Uninstall all the old version XPROG software before you install V6.12 software, because XPROG V6.12 hardware is not compatible with other version XPROG software.
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