
Selecting Reload (or pressing ⌘ + r in the iOS simulator) will reload the JavaScript that powers your application. Although this behavior can be customized by passing proper value to ReactInstanceManager#setUseDeveloperSupport. For Android, by default, developer menu will be disabled in release builds done by gradle (e.g with gradle assembleRelease task).

Next, select Run from the menu on the left and change the Build Configuration to Release.

On iOS shake the device or press control + ⌘ + z in the simulator.
