Xubuntu Slideshow Official Docs online link is broken

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During Xubuntu installation slideshow page "Help & Support" Official documentation link is broken (points to https://docs.xubuntu.org/1804.

Build: 20180410

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubiquity 18.04.4
ProcVersionSignature: Ubuntu 4.15.0-13.14-generic 4.15.10
Uname: Linux 4.15.0-13-generic x86_64
ApportVersion: 2.20.9-0ubuntu4
Architecture: amd64
CasperVersion: 1.393
Date: Tue Apr 10 23:20:06 2018
ExecutablePath: /usr/lib/ubiquity/bin/ubiquity
InstallCmdLine: file=/cdrom/preseed/xubuntu.seed boot=casper initrd=/casper/initrd.lz quiet splash --- maybe-ubiquity
InterpreterPath: /usr/bin/python3.6
LiveMediaBuild: Xubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180410)
ProcEnviron:
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=C.UTF-8
Python3Details: /usr/bin/python3.6, Python 3.6.5, python3-minimal, 3.6.5-2
PythonDetails: /usr/bin/python2.7, Python 2.7.14+, python-minimal, 2.7.14-4
SourcePackage: ubiquity
UpgradeStatus: No upgrade log present (probably fresh install)