Nokia C21 user guide

1. Tap phone.
2. Tap dialpad and type in a number, or tap group and select a contact you want to call.
3. Tap phone. If you have a second SIM card inserted, tap the corresponding icon to make a call from that SIM.

If your phone rings when the screen is unlocked, tap ANSWER. If your phone rings when the screen is locked, swipe up to answer.

If your phone rings when the screen is unlocked, tap DECLINE. If your phone rings when the screen is locked, swipe down to reject the call.