Problems with Minecraft Launcher

Hi, good afternoon Mojang.
I'm having a problem with Minecraft Launcherwhere it is not opening and not wanting to be reinstalled on my computer anymore what should I do to have it again and solve this problem I need your help. He didn't want to open it so I clicked it and tried to reinstall it but it didn't want to be installed on my computer anymore what should I do to have it installed on my computer? I can't enter any version because the game isn't even opening