We're running into the same (or similar) issue. We're not using appLogo but appIcon to set the app's icon. The icon AND the label are displayed in the dashboard selection page accordingly but as soon as you click to show one particular dashboard, the label disappears and only the icon stays. I can't say for sure it was not present before but several users noticed since our upgrade from 9.0.x to 9.1.x.
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