Know how to boot your Android Phone in secure Mode
You can easily boot your android phone by following the below steps,
1. Hold down the power button in your phone until the option menu comes out on the screen.
2. Then, long press the Power Off option and you will obtain a message on the screen to verify whether you want to boot your Android phone in Safe Mode or not? Click on the OK button.
3. Now a warning message will emerge to verify your choice and to notify you that all third party apps will be disabled in secure Mode. Just click on the OK option once more.
In Android 4.0 and higher, you can also disable an app without deleting by going to the app setting. But individually you should disable all the apps. Using the Safe Mode, you can disable all the third-party Android apps in just few steps.