Windows 11[Adobe Digital Editions & v4.5.12.112]Repro Steps:Deploy the latest OS on X64 device. Perform Windows and Store updates. Download the application from vendor site.Install the application.Launch the application.Open any sample book/pdf.Work with the options available in the toolbar like Go Back to Library, Create Bookmark, Show/Hide Navigation Panel, Change Page view, Find etc.Go to settings.Search for contrast themes and select "Choose a contrast theme".Apply Aquatic, Desert or Dusk contrast theme from the dropdown.Observation 1:Now go back to the application.Observe that the options in the toolbar are not visible when Contrast Themes (Aquatic, Desert, Dusk) are applied.Observation 2:Observe that the options in the toolbar are not working after changing to Contrast Themes (Aquatic, Desert, Dusk).Actual Result:Some options are not visible and not working in reading window when we apply contrast themes.

Participating Frequently

Question

Some options are not visible and not working in reading window while we apply contrast theme.

Windows 11

[Adobe Digital Editions & v4.5.12.112]

Repro Steps:

Deploy the latest OS on X64 device. 
Perform Windows and Store updates. 
Download the application from vendor site.
Install the application.
Launch the application.
Open any sample book/pdf.
Work with the options available in the toolbar like Go Back to Library, Create Bookmark, Show/Hide Navigation Panel, Change Page view, Find etc.
Go to settings.
Search for contrast themes and select "Choose a contrast theme".
Apply Aquatic, Desert or Dusk contrast theme from the dropdown.

Observation 1:

Now go back to the application.
Observe that the options in the toolbar are not visible when Contrast Themes (Aquatic, Desert, Dusk) are applied.

Observation 2:

Observe that the options in the toolbar are not working after changing to Contrast Themes (Aquatic, Desert, Dusk).

Actual Result:

Some options are not visible and not working in reading window when we apply contrast themes.