updated known issues section

Author: Erwin Dondorp

docs/README.md

@@ -680,7 +680,10 @@ You'll need at least:
 
 
 ## Known issues
-At least in Chrome 96 and Edge 96, the "pause" icon is shown in its "emoji" form and appears in its coloured form. This also happens for the looking-glass icon in the search field.
+In older versions of Chrome and Edge, the "pause" icon is shown in its "emoji" form and appears in its coloured form.
+This also happens for the looking-glass icon in the search field.
+This problem does not occur in recent versions of these browsers.
+So the simple advice is to upgrade when this occurs.
 
 
 ## Contributing