Forum to discuss all matters relating to the MPC1000 and MPC2500 operating systems created by 'JJ' (all versions).
By BXscience Sun Oct 12, 2008 9:34 am
Hi. I need an idiot guide to upgrading from a JJ 5.18 to the latest OS2. I took time to go through the forum topics, and the JJ website, but I'm still unclear as to the steps.

I did an initial upgrade from the Akai OS to the JJ 5.18. Paid for the password, and someone on here kindly gave instructions as to how to D/Load and install it (which

From what I've read you need at least 5.53 to upgrade. I kept no record of my password from JJ. Can someone let me know the simple steps that I need to take from here to update to get the latest OS2 and then how to install that onto the 2500 successfully.

Also, will all the beats made on the V5.18 still load/play fine after the upgrade?

Thanks for your help.