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STRAIGHT ANSWER · Phones, messaging & photos

How do I stop duplicate contacts appearing after changing SIMs?

Our answer

Choose one authoritative contacts account, disable duplicate SIM contact imports and use the contacts app's merge-duplicates feature.

Why this approach makes sense

Start with a reversible setting or official account feature. Compatibility can vary by phone model and software version.

Before you try it

Make a backup before deleting or resetting data; use the device manufacturer’s current help pages for the menu names.

Questions people ask

What is a safe starting point for stopping duplicate contacts appearing after changing SIMs?

Choose one authoritative contacts account, disable duplicate SIM contact imports and use the contacts app's merge-duplicates feature.

How is the advice designed to help with stopping duplicate contacts appearing after changing SIMs?

Start with a reversible setting or official account feature. Compatibility can vary by phone model and software version.

Which precautions matter when stopping duplicate contacts appearing after changing SIMs?

Make a backup before deleting or resetting data; use the device manufacturer’s current help pages for the menu names.