The workaround is to switch back to Utopia fonts in /etc/fonts/local.conf file.
1- Create the "local.conf" file in /etc/fonts directory.
2- Copy the text contained in the link below, and paste it into the "local.conf" file created:
https://community.softwaregrp.com/t5/ArcSight-User-Discussions/Anyone-attempt-a-SC-install-on-RHEL-7-4-yet/m-p/1627797#M38643
3- Save and exit and re-run the installer. This should fix the "Installer User Interface Mode Not Supported" error.
If the problem still persists, please open a support case.
If still have the same issue, please use this steps and restart the sshd
https://prasadlinuxblog.wordpress.com/2018/05/29/how-configure-x11-forwarding-in-centos-rhel-6-7/