Many users complain about encountering various crashes when running multiple apps in the same time. This can become pretty annoying especially when you are performing an important task. However, the Mobile Substrate feature puts the device in the safe mode before it crushes completely.
Before starting the problem fix, you need to spot the cause of the problem. In some cases, various Cydia apps are responsible for iDevice crashes. In order to see the source of the problem, you need to put your device in the safe mode and troubleshooting the device for apps that might cause problems. After the app problem is spotted, the crash problem is almost fixed.
To make things clear, the safe mode on iDevice, as well as on a personal computer are designed to offer access to core processes and drivers without loading the operating system with anything else. In this way, users are able to see if there are any problems that need to be solved.
Fortunately, you can put your iDevice in a safe mode in several ways in order to see the apps with problems. For this, you need a jailbroken device, and to install Mobile Substrate from Cydia Store.
1. Mobile Substrate Option
The first method you can use in order to put your device in safe mode and fix the app crashes issue is to use the Mobile Substrate. After you downloaded and installed the app from Cydia Store, boot up your iDevice by pressing and holding the power button and the home button in the same time for a couple of seconds. At this point, the device will restart. When you see the Apple logo, press and hold the volume up button. This process will disable all Cydia tweaks and apps installed on your device, and it will launch the device in a clear safe mode.
2. Safe Mode Launcher Option
The second alternative you have to place your device in a safe mode and to fix the app crashes problem is to download and install the Safe Mode Launcher from Cydia Store. The app is free, and it does not harm your device. As the name points out, the app will help you place your device in the safe mode with a single touch of a finger.
3. SBSettings Option
As a last solution, you can easily use the SBSettings. If you are already familiar with SBSettings and you have the tweak installed on your device, all you have to do is to hold down the power button and select the safe mode option.
Choose the method you find more attractive and easy. When you succeed in placing your device in a safe mode, you will be able to tell which app encounters problems when running and which one cause app crushes. When you discover the problem, you will have to uninstall the respective app. The problem is solved when you do not encounter app crushes anymore. However, if you find yourself stuck within the safe mode, just press and hold the home button and the sleep button in the same time, for at least 15 seconds.