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make sure you copy your cert.sys to folder sd:/sys
also try to use your own setting.txt , copy to folder sd:/title/00000001/00000002/data

yes, correct . by using cioscorp in slot 249, neo gamma not for playing with usb, but for disc only...

to play backup, install cioscorp 3.6 only to play from disc channel or
install neo gamma and take cios 55 of cioscorp, change slot to 249 , and install it (all via shomiiwad) to play via neo gamma.

I used bootmii nand backup, then i extracted using showmiiwad.
after that use showmiiwad again to remove all title (ios, channel, etc) except sysmenu 4.1 & ios 60.
then i use windows explorer to...

Internet cannot connect with this preinstall, but runnning well with my own nand (sysmenu 4.1U+cioscorp 3.6+hbc)