App downloads consume a considerable amount of data, which is why some phones won't download apps when not connected to a Wi-Fi network.

Fix Apps Won’t Open On Android Phone Or Android Device When using an Android, one of the issues you can experience will be the App will not open on your device.

IF YOU'RE unable to open any Google app from your Android smartphone or tablet's home screen - don't worry, it's not a problem with your device. Google has issued a fix for the crashing glitch ...