How does an Apple phone prevent software from being deleted?

1th Step: Click the "Settings" button in the Apple

Step 2nd: Then find the "universal" icon click

3rd step: In the general interface below we will see a "access Restrictions" and then click to enter

4th step: Now it's up to us. Access restrictions find the following list is not operational, we just click on the red box "Enable access restrictions" can

The 5th step: At this time will need us to enter 4 digit password, we press the reminder to enter can.

The 6th step: Remember the password must remember oh and two times the password to be the same line.

7th step: Finally our password set up your phone's "access restrictions" below the application is OK, we click on the "Allow" project "Delete Application" to turn it off.

So your longer press the desktop to see if there is no removal of the program, and your App store is also not available, you can not install the program, of course, you have to install the software directly in the 7th step of the access restrictions in the permission to open on it.