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Using an old SIM card for years? Your smartphone may be malfunctioning. Do these things immediately and see surprising benefits.

SIM: If your smartphone has a SIM card that's years old and you've never felt the need to replace it, it's time to be cautious. Telecom companies periodically upgrade their network systems. New SIM ...
The New York Times

The SIM Card Is Going Away. That Might Be Annoying.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Ryan Whitwam Most people rarely think about SIM cards, the tiny plastic ...