Internet Setting on Ooredoo and Dhiraagu ~ Android 4.4

1. Go to Settings > Mobile network settings > Access Point Names.2. Now create an new Access Point Name.
3. The only two fields that are required to fill up are "Name" and "APN" fields. Write anything you want, it doesn't matter.
4. Fill them and save the new APN you just created.

Now enable mobile data connection and see if you are receiving any net connection.