In A-A FCR -RWS when bug a target pilot has the ability to change radar scale with cursor.

[Geraki]

As per title -In A-A FCR -RWS when bug a target pilot has the ability to change radar scale with cursor.

When the target exceed the half of the MFD e.g Radar scale 80 and bugged target  below or on 40 miles the pilot with cursor moving down in MFD edge can degrees the scale into 40 miles or from 40 miles can increase back the scale into 80 miles.