I have just installed the Epic installer and I am trying to select install for the latest Unreal Engine.
It says that it begins installing for about 30 seconds and then asks me to select install again.
It will not let me get any further and I have even tried installing older versions.
Please try the steps in this section of the Launcher troubleshooting guide.
Afterwards, if you are still experiencing the issue, follow the steps towards the bottom of that page to generate your Debugging logs. Post them here as well as your dxdiag (system specs).
We haven’t heard back from you in a few days, so we are marking this post as Resolved for tracking purposes. If you’re still experiencing this issue, try the troubleshooting steps linked above and post back here with your results.