Mobile device security, speed, and features are heavily dependent on regular software updates.

Yet, these updates often disrupt existing unlock states.

When a manufacturer releases a software update, it often includes changes to the underlying system that manages network authentication and SIM card recognition.

These changes may inadvertently break existing unlock methods that were previously stable.

For users who have unlocked their phones through unofficial means such as jailbreaking, using exploit based tools, or relying on outdated unlock software, اکتیویشن an update can revert the device to a locked state or render the unlock completely ineffective.

The very vulnerabilities enabling unofficial unlocks are deliberately fixed in newer software versions.

After certain updates, devices may enter a hard-lock state requiring carrier-initiated revalidation.

Even users who have obtained official unlocks from their carriers are not always immune.

Some software updates introduce new carrier configuration files or change how the device identifies its network status.

The device might show full unlock status while silently enforcing carrier-imposed limitations.

System-level detection algorithms may flag non-standard network configurations and forcibly re-lock the device.

Manufacturers and carriers are aware of these issues but often prioritize security and compliance over user convenience.

There is no assurance that your unlock will survive a software upgrade.

The safest approach for users who rely on an unlocked device is to check for compatibility notes before installing any major software update.

It is also advisable to back up unlock credentials and contact the carrier or unlock provider if issues arise after updating.

The future of mobile ecosystems favors closed, locked-down systems that resist third-party modifications.

For lasting unlock reliability, buy directly from the OEM or certified sellers with update-backed guarantees.