Slow app launch time after updating to iOS 14 and Xcode 12

Question

I noticed that the launch time of my app has increased significantly (it takes a full minute now vs seconds before) since updating my device to iOS 14 and using Xcode 12. I

Answer 1

1. Unpair your phone from Xcode

   Launch Xcode with your phone not plugged in

• plug your phone in

  under devices in Xcode, unpair your phone

2. stop Xcode
3. run these rm -rf ~/Library/Developer/Xcode/iOS\ DeviceSupport rm -rf ~/Library/Developer/Xcode/iOS\ Device\ Logs rm -rf ~/Library/Developer/Xcode/DerivedData
4. start Xcode
5. plug phone-in