hello brother my display is flickering only when i switch on my hp elitebook laptop after some time and it flicks for 30 seconds to 1 min (sometimes for 10 seconds) and then it stops luckily and works good even after restarting but if i leave it off for more than 10 min and then on it the issue starts again....... i have tried all the methods from most of YT videos but nothing worked i have booted in safe mode and still the issue showed up.... cleaned my ram and ram slot.... nothing worked.... all possible things done by me please help me cuz im afraid it would become worse day by day