This articles covers how to resolve the the error "An issue was encountered while updating the domain nameservers. Please contact support."

This error happens if you try to change your domain nameservers but the domain is currently locked or has Registrar Lock enabled.
To resolve, Check registrar lock status

If enabled, click “Disable Registrar Lock”

Once disabled, you can then try again to update nameservers.

If the issue persists, you can reach out to support@truehost.cloud for more assistance.