This call site is reachable on: 'iOS' 14.2 and later, 'maccatalyst' 14.2 and later. 'UIApplication.KeyWindow' is obsoleted on: 'ios' 13.0 and later (Should not be used for applications that support multiple scenes because it returns a key window across all connected scenes.), 'maccatalyst' 13.0 and later (Should not be used for applications that support multiple scenes because it returns a key window across all connected scenes.). (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1422)