If you are getting the following warning in Xcode while builing your iOS app:
The iOS Simulator deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to .., but the range of supported deployment target versions is ... to ....
The solution sis to go to Pods project:
Then go to GCDWebServer and set the iOS Deployment Traget to the higher value:
The issue will be fixed now Thafter rebuilding the project in Xcode.