Skip to main content

Independent UK technology advice — clear, honest and jargon-free.

Reviews Buying guides Personal shortlist Compare How-to guides Interesting reads

Home/ How-to guides/ Phones/ Apple/ iPhone 11/ Messaging & calls/ Reduce unwanted calls

Device
Brand
Model
Topic
Task
Guide

Select any completed step to change your choice.

Your deviceiPhone 11

Step 1 of 520%

01What to do now

Open Settings

Tap the grey Settings app.

A recreated iOS screen for iPhone 11, matched to the menu path documented by Apple Support. It is not a screenshot. The highlighted control is added by UKTechExpert, and a software update may move it slightly.

Verified against Apple Support

Official screenshots are used when the manufacturer publishes them. Any additional visual is carefully recreated from the current menu. Instructions are based on Manage unknown callers on iPhone , checked 9 August 2026. Applies to: Supported iPhone models running the current iOS release.

UKTechExpert is a consumer technology advice site from Bailey Technologies. We explain products in plain English and always include the drawbacks.

Explore

Reviews Buying guides Personal shortlist Compare How-to guides Interesting reads

Categories

Phones & wearables Computing Audio TV & cinema Smart home Gaming tech

Trust & support

About UKTechExpert How we work Our plain-English promise Affiliate disclosure Review products with us Corrections & complaints Contact us

The UKTechExpert Weekly

Make tech easier.

One plain-English email each week: a product worth considering, a buying mistake to avoid and one useful how-to guide.

No daily spam. Unsubscribe whenever you like. Read our privacy notice.

Follow for quick, jargon-free buying helpShort comparisons, honest drawbacks and plain-English explainers.

Instagram X TikTok Facebook

Privacy Cookies Terms

© 2026 UKTechExpert. All prices shown are approximate and can change.Built for readability — large text, high contrast, simple navigation.