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Home/ How-to guides/ Phones/ Xiaomi/ Xiaomi 15/ Messaging & calls/ Block an unwanted caller

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Your deviceXiaomi 15

Step 1 of 425%

01What to do now

Open Phone

Tap the Phone app on your Home screen.

A recreated Xiaomi HyperOS screen for Xiaomi 15, matched to the menu path documented by Xiaomi Support. It is not a screenshot. The highlighted control is added by UKTechExpert, and a software update may move it slightly.

Checked against Xiaomi Support

Official screenshots are used when the manufacturer publishes them. Any additional visual is carefully recreated from the current menu. Instructions are based on Xiaomi Support phone guidance , checked 8 August 2026.

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