The issue is fixed by applying the following procedure https://askubuntu.com/questions/1135170/ubuntu-19-04-gnome-3-32-how-to-get-dynamic-transparency-to-dock-and-top-bar
The issue is fixed by applying the following procedure /askubuntu. com/questions/ 1135170/ ubuntu- 19-04-gnome- 3-32-how- to-get- dynamic- transparency- to-dock- and-top- bar
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