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Home/ How-to guides/ Phones/ Nothing/ Nothing Phone (3a) Pro/ Messaging & calls/ Block an unwanted caller

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Your deviceNothing Phone (3a) Pro

Step 1 of 425%

01What to do now

Open Phone

Tap the Phone app on your Home screen.

A carefully recreated Nothing OS screen for Nothing Phone (3a) Pro, based on the manufacturer's current guidance. The highlighted control shows exactly what to use next. A software update may move it slightly.

Checked against Nothing Support

Official screenshots are used when the manufacturer publishes them. Any additional visual is carefully recreated from the current menu. Instructions are based on Nothing Support phone guidance , checked 8 August 2026.

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