Jmicron JMS-551 Firmware Version 220.127.116.11.2. - New version firmware from JMicron USB2/3 & Sata controlers JMS-551. The firmware is just suitable for 3U2B3A, Must not try to update the firmware for other items.
And please excute the program under Windows XP SP3
Please strictly follow below steps,otherwise,3U2B3A will be damaged.
Please backup your data prior to upgrade