This is the first Background Security Improvement from Apple. Here’s how to make sure your iPhone installs it right away.
Apple released iOS 26.3.1 on March 4, 2026. Discover every new feature, from the "Limit Precise Location" privacy tool to essential fixes.
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How To Tell If An iPhone Is Carrier-Locked
What does it mean if your iPhone is locked? If your iPhone is carrier-locked, it's only going to work with the cellular provider that locked it. However, if your iPhone isn't locked, you'll be able to ...
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