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[Fx-9750Gii]Urgently Need Os 02.02.0701


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#1 awdsfads

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Posted 04 September 2014 - 08:08 AM

My calculator fx-9750GII      I need to revert the OS FROM 02.01.0200 BACK to 02.02.0701 OR 02.01.0700

PLEASE HELP  :wacko:


Edited by awdsfads, 04 September 2014 - 08:12 AM.


#2 awdsfads

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Posted 04 September 2014 - 09:05 AM

If I know somebody with the calculator who has the factory OS, how would I work it to copy that to mine?




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