Launcher installation error

Epic Launcher fails to install. Running Windows 10 build 1709, launcher installs with Win 10 build 1607 on other PC. Error seems to be from dxsetup.exe, log file…

Error 1722. There is a problem with this Windows Installer package. A program run as part of the setup did not finish as expected. Contact your support personnel or package vendor. Action InstallDirectX, location: E:\Program Files (x86)\Epic Games\DirectXRedist\DXSETUP.exe, command: /silent
=== Logging stopped: 5/8/2018 13:27:58 ===