Firmware downgrade to delivered one
Re: Firmware downgrade to delivered one
No. It isn't possible yet.
LE40B653T5W,UE40D6750,UE65Q8C
Have questions? Read SamyGO Wiki, Search on forum first!
FFB (v0.8), FFB for CI+ . Get root on: C series, D series, E series, F series, H series. rooting K series, exeDSP/exeTV patches[C/D/E/F/H]
DO NOT EVER INSTALL FIRMWARE UPGRADE
Have questions? Read SamyGO Wiki, Search on forum first!
FFB (v0.8), FFB for CI+ . Get root on: C series, D series, E series, F series, H series. rooting K series, exeDSP/exeTV patches[C/D/E/F/H]
DO NOT EVER INSTALL FIRMWARE UPGRADE
Re: Firmware downgrade to delivered one
This is question to Samsung. I don't know why dont we able to switch to alternative firmwares like we do this on B,C series TVs.
LE40B653T5W,UE40D6750,UE65Q8C
Have questions? Read SamyGO Wiki, Search on forum first!
FFB (v0.8), FFB for CI+ . Get root on: C series, D series, E series, F series, H series. rooting K series, exeDSP/exeTV patches[C/D/E/F/H]
DO NOT EVER INSTALL FIRMWARE UPGRADE
Have questions? Read SamyGO Wiki, Search on forum first!
FFB (v0.8), FFB for CI+ . Get root on: C series, D series, E series, F series, H series. rooting K series, exeDSP/exeTV patches[C/D/E/F/H]
DO NOT EVER INSTALL FIRMWARE UPGRADE
Re: Firmware downgrade to delivered one
After geting root, it will be possible.
But here is no simple switching to previuos firmware. Alternative exe.img is to be reflashed everytime, because here is only one partition on TV for it. But here is another problem. Hashes are rsa encrypted and we dont know keys/algos. Flashing firmware wothout correct hashes is 100 percent brick. A bit dangerous trick without insurance
But here is no simple switching to previuos firmware. Alternative exe.img is to be reflashed everytime, because here is only one partition on TV for it. But here is another problem. Hashes are rsa encrypted and we dont know keys/algos. Flashing firmware wothout correct hashes is 100 percent brick. A bit dangerous trick without insurance

LE40B653T5W,UE40D6750,UE65Q8C
Have questions? Read SamyGO Wiki, Search on forum first!
FFB (v0.8), FFB for CI+ . Get root on: C series, D series, E series, F series, H series. rooting K series, exeDSP/exeTV patches[C/D/E/F/H]
DO NOT EVER INSTALL FIRMWARE UPGRADE
Have questions? Read SamyGO Wiki, Search on forum first!
FFB (v0.8), FFB for CI+ . Get root on: C series, D series, E series, F series, H series. rooting K series, exeDSP/exeTV patches[C/D/E/F/H]
DO NOT EVER INSTALL FIRMWARE UPGRADE
Re: Firmware downgrade to delivered one
Yes, when I purchased my D6510, I had the option for alternative firmware. But as soon as I upgraded firmware by USB, this option was greyed out.