MODDED WARFARE has release an application to backport higher firmware games to 5.05, I haven’t tried this application and I don’t know how it works, but as it is from MODDED WARFARE I am sure we will see a video from him showing how to use it:

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EDIT

MODDED WARFARE has already made a video that I missed:

 

 

 

Download v1.0:

https://mega.nz/file/HZNxSCYA#qdhFvKED4mSbOGdzJAKoHYs-klXQWEuwFH_EnkQmP-s

 

Source:

 

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