sid 807 ecu remap advice

[moi]

hi my ford focus has sid 807 ecu and would like to know if possible to R/W this ecu via obd?
or is it a bench job only?

thanks

[orange123]

Sid 807 evo 1797 prosessor only can be done by boot mode

[moi]

thankyou, using which tool?
and any links to info/video to accomplish it

[pagautas]

Ktag do it without problem

Sent from my Nexus 5X using Tapatalk

[moi]

only ktag can do?