Here is the instruction on resetting 2012+ Toyota G immobilizer type for non USA area via original scorpio-lk Tango key programmer when all keys lost.
Turn igniton ON you can see secrity light on
All keys have lost

Open Tango software
Select TangoPlus tab->Toyota

Select 2012+ for G type

Select Read Immo Info
Tango display key info
This immobilzer G type

Select Read Immo

Pleae pull outa key from ignition lock to finish G key Immo Reset
Now you can learn new keys

Switch ignition ON and click OK
Insert keys to learn

Both key learned OK
Select Read Immo Info
Now you have 2 master keys

Done!