終于有這個補丁了，感謝ACiD[mrp] & ZiHwA[SPGC]

  收件箱密碼保護
; ACiD[mrp] & ZiHwA[SPGC]
; 2004.04.09
; M55C v11

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0x551E58: FFFFFFFFFFFFFFFF B0290A006C1E7500
0x551E60: FFFFFFFFFFFFFFFFFFFFFFFF E6FC481EE6FDD401FA2FB84F
0x551E6C: FFFFFFFFFFFFFFFFFFFFFFFF E00CE00DE00EE00FFA2A3629
0x0A1C68: FA2A3629 FA75601E
0x0A1C7A: FA2A3629 FA75601E
0x0A2982: FA2A3629 FA75601E