Stop or Block Unwanted Promotional Calls & SMS Activate DND Service.

Stop or Block Unwanted Promotional Calls & SMS Activate DND Service.

How To Activate DND Service All SIM Card? How To Activate DND Service? – Often many calls keep coming to our phone from different companies, which is also called telemarketing call. Calls from so many companies come throughout the day, that we start getting annoyed with it. If you do not pick up their call,…