Which version of Xcode support iOS 12.2?

You could follow these steps: You have to download “device support files for the iOS” from here, And if you need any other “device support files for the iOS” you could download from here, Thin unzip it, Then go to your application folder, Right-click on the Xcode-Beta.app and choose Show Package Contents, Navigate to Contents->Developer->Platforms->iPhoneOS.platform->DeviceSupport, … Read more

How can I install themes on XCode 4.3.2?

Download that Spacedust.dvtcolortheme and save it under: ~/Library/Developer/Xcode/UserData/FontAndColorThemes It might be that this folder doesn’t exist yet if you never copied an existing Colortheme in the preferences of Xcode. In that case: simply create that directory. Then restart Xcode.

The working copy ” failed to commit files – Couldnt communicate with helper application

Turns out the “helper application” is in fact Git. For some reason Xcode 7 is eager to associate you (the committer) with a name and an email address. To fix it, on the command line, type the following: xcrun git config –global user.email you@yourdomain.com xcrun git config –global user.name “Your Name Here”