Hello Ivo,
Yes, the Processor Expert doesn't support the KV4 device.
While the KSDK1.2 support it , after you install the KSDK1.2 into the kds ,
it can create one project with PE:

From the release note of KSDK1.2 , we can see it support this chips , you can check whether
includes your chip :

You can download the KSDK1.2 at here : https://nxp.flexnetoperations.com/control/frse/download?agree=Accept&element=6319507

Hope it helps.
Have a great day,
Alice
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