unity desktop in shell desktop no option for free icons move to desktop

[Branko B]

icons on desktop customize no option free move and aranged icons on desktop, only direction vertical or horizontal, autoarange is off.

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: gnome-shell 3.36.2-1ubuntu1~20.04.1
ProcVersionSignature: Ubuntu 5.4.0-37.41-generic 5.4.41
Uname: Linux 5.4.0-37-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.3
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: Unity:Unity7:ubuntu
Date: Sun Jun 21 15:01:59 2020
DisplayManager: lightdm
InstallationDate: Installed on 2020-06-12 (8 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
RelatedPackageVersions: mutter-common 3.36.2-1ubuntu1~20.04.1
ShellJournal:
 -- Logs begin at Fri 2020-06-12 20:24:54 CEST, end at Sun 2020-06-21 15:01:59 CEST. --
 -- No entries --
SourcePackage: gnome-shell
UpgradeStatus: No upgrade log present (probably fresh install)