I have a Lenovo T420 laptop. This has Intel Core i5-2520M CPUs. According to the Intel ARK WiDi processor page (ARK | Processor Feature Filter) this CPU is WiDi compatible.
When I try to install the Intel WiDi Update Tool I get the following failure:
I have the following display adapters:
Do I need to update the drivers for one of these adapters? The Intel graphics card driver is 8.15.10.2538 and the NVIDIA one is 9.18.13.1269.