I am really frustrated with ArcGIS online products.😑
I really appreciate any help, paid for ESRI products and not being able to display the data properly.
Labels are fine on the map but when add the same map to a dashboard, all labels are squiggled.
Is it that difficult for ESRI to fix font rendering on their online products?
The map when viewed:

 Same map when added to a dashboard:

 
 same issue posted several times: Why does not ESRI try to fix issues with rendering... - Esri Community