How do I turn on the high beams?

My X95 manual's headlights have an issue. When I start the car and turn on the high beams, they don't work at all. But for a few seconds, they work fine. When the car is parked and I turn on the high beams, everything is fine. What could be the problem?

How do I turn on the high beams?

How to turn on the high beam headlights?

How do you turn on the high beam for the 206? The low beams can be turned on and the high beams can be activated by pulling the switch back, but it can't be pushed forward. What's going on?

How can I adjust the high and low beam headlights inside the car?

How do I turn on the high beams for a 2015 MG MG3? Please help.

How do I adjust the low beam height on a Peugeot 207? It's too high and keeps blinding other drivers at night.

Who knows how to turn off adaptive high beams? I set it up and found that when I manually turn on the low beams, the dashboard indicator light goes off, and I still can't figure it out.

I've checked the high and low beam lights outside the car, and they can be turned on and off normally. However, when I switch to the high beams, the dashboard keeps showing a "high beam fault," whereas there is no fault reported for the low beams. Can any experts advise on what exactly might be the problem?

For a 2012 Kia Sportage with integrated headlights, if adjusting the low beam to the right position causes the high beam to point at the treetops, does anyone know how to solve this? How can the high beam be adjusted lower without moving the low beam?