Programming NBT flash memory

Depends on the state of the unit...
Or just desolder and use programmer to read/write dump in it and then reball it, solder it back. Must be careful to not popcorn it.
 
can you share the tool to read and write it for nbt and evo
 
Whoever supports S29GL512* BGA package: RT809h, Xgecu T56
Those are most affordable ones who gets job done.