Update following dealer inspection at service: LR will not authorise replacement under warranty unless the fault is shown on dealer photos, my own were not enough. They have to leave the lights on for at least an hour. There was not enough condensation yesterday (a mild and windy day, also car presumably inside the workshop). The lights do work so I will leave it at that and keep monitoring for now. Only Range Rovers since 1988

has anyone tried using a big silica pack in the headlight to prevent condensation? I'm thinking about double side taping one to inside the rubber cap on the back of the lamp 2014 FF Autobiography 5.0 SC
2008 FFRR (sold)
2008 BMW M5