MobileDevice.pkg untrusted, cannot open Xcode after OS X update

Question

After an automatic update of macOS v10.15 (Catalina), I am unable to open Xcode. Xcode prompts me to install additional components but the installation fails because of Mobi

Answer 1

Try to run Xcode-beta instead of Xcode to install additional components. After that you'll be able to use Xcode release.