Camera Hub G3 EU not downgrading

[fifammlaf]

Hello,
I have a Camera Hub G3 EU that has a version that patched the aQroot exploit
when i tried to downgrade to firmware 3.3.4 with the SD card Method it didn't work could the V3.3.4 firmware be exclusively for the Chinese version?

[niceboygithub]

It shall works. Please check the format of sdcard.

[fifammlaf]

I verified the format of the sdcard and it is FAT32 the only firmware from the ones i tried that flashed was 4.0.7