Epic Games Launcher crash at start up right after logging in [ Didn't download UE4 yet ]

Development Character & Animation
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did only wait a minute or 2. try to install With the
msiexec /i C:\EpicGamesLauncherInstaller.msi /L*V C:\EpicGamesInstallerLog.txt (from the troubleshooting page)
Troubleshooting