every time I try to use the launcher on my new pc it gets stuck on a white screen

every time I try to use the launcher on my new pc it gets stuck on a white screen that i can only get rid of by restarting my pc. i have looked up about 100 solutions that didn't work and i have uninstalled and reinstalled minecraft 100 times. i really need some help so if someone could please help it would mean the world. also minecraft worked for the first day I had it but now it wont.