By Misty Dawn, 4 December, 2021 Forum iOS and iPadOS Is there a way to decline calls when you receive them on your lock screen? I can’t seem to find a “Decline” option. Options Log in or register to post comments Comments simple when you know the trick. Simply hit volume up, and the caller is promptly thrown to voice mail. Declining Calls From the Lock Screen If you press the side button once, the ringing stops, but the caller keeps hearing the ring tones and eventually winds up in your voicemail. If you double tap the side button, the caller is immediately bumped to your voicemail, and the ringing stops.