Install ContentKeeper for iPad and iPhone

First visit on your iPad and tap the black "Root Certificate" button, click 'Allow'

Next, tap "Install" and put in your passcode if prompted.

Confirm "Install" again if prompted after entering your passcode.

Go to Profile download -> click install

After installation, go to Settings -> General -> About -> Certificate Trust Settings

Enable full trust of the ContentKeeper certificate.

You should be able to access the internet through the iPad or iPhone.