Forum to discuss all matters relating to the MPC1000 and MPC2500 operating systems created by 'JJ' (all versions).
By dirtysouthdon Mon Dec 26, 2011 7:01 pm
MY MP 1000 WILL NOT SWITCH TO A NEW OS WHEN I START WITH THE TAP TEMPO HELD DOWN. I ALREADY HAVE JJ 3.12 INSTALLED
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By abc Tue Dec 27, 2011 5:00 am
you gotta hold window while you turn it on.