“Blocking” a SIM card

The procedure for blocking a SIM card is as follows:

• Log in to the IoT Portal (click here https://www.thingsmobile.com/login and enter your username and password) 
• Select a SIM card in the “List of SIM cards” section by clicking in the box to the left of it
• Select “Block” in the menu at the top
• Click “CONTINUE” to confirm