How to unlock K1 with R47121

[Linkz]

Can someone tell me whether i can still unlock a K1 with this software R47121 using the motorocker? if not when will software be supported?

best regards

[Legija]

Boot phone via TP and read info. If it shows bootloader ver 00300 then its supported.
If it shows 00400 then its ROM4 and not supported for now.

[Linkz]

Thanks for your speedily reply