Epic Launcher wont launch,Epic launcher wont start

Hi Epic,
I can’t launch the epic game launcher, I need it in order to work in UE4 again.
Is there any change someone can help me out?
this post in included a DXdiag file =>

link text

Hi Meeuwse,

I’m sorry that you are having an issue with the Epic Games Launcher. In order for us to offer the best support, we have recently modified the process for how Epic Games can help troubleshoot your Launcher issue. Please visit http://help.epicgames.com/ for technical support, here you can find information and solutions for common issues, as well as a contact form if you still need additional assistance. To access the contact form, please use the “Email Us” button under the “Contact Us” section. Thanks!

Either that’s a good option. I found out with the help of someone else that the installer did not gave me all the necessary files. So we transferred that. And had another issue. Apparently it helped to add …-OpenGL… to the targetlink when you open properties.
Cheers