Question: how to activate nbd debit card?
Answer: At any Emirates NBD ATM. Insert your Debit Card in the ATM. You will be prompted to enter the AUTH CODE. ... 
Over the phone. Call the activation helpline on +971 600 54 00 00 and select the language of your choice. Choose "Debit Card Activation > New/Replaced Cards" and enter your 16 digit Debit Card number.