Default I9305 Knox bootloader 4.3 to 4.1.2

Hi
I just want to know if i can flash 4.1.2 I9305XXBLL3 to 4.3 knox bootloader
I didn't like 4.3 and i want 4.1.2
I don't care about knox 0x1
Devices:
Samsung Galaxy Note 3 LTE N9005 (Black)
Samsung Galaxy Pocket Neo S5310 (White) (Soft-bricked. Boring to fix it )
Samsung Galaxy Tab 3 3G T311 (White)
LG Google Nexus 5 D821 (Black)
Samsung Galaxy S i9000 (Black)



Press thanks, If I helped!!