!!!!!Help!!!!!! (Metro Exodus)

While playing the campaign mode in the main or in the new dlc story Sam,I have when you press tab select the weapon slot becomes a color screen,when you stop pushing all the rules,and while playing go and I have a couple of seconds becomes colored screen and then disappears.Download the pirates gone and all the rules.I thought that the problem is in your PC. HELP WHAT TO DO WITH THE COLOR SCREEN ON THE LICENSE THERE ARE PIRATES THERE. I would be grateful if you help:)