Apple has released a new system update for iPhone users.
The update is iOS 18.2.1, weighing around 300 MB. This is a minor software version, which is being rolled out in waves to smartphones. You can check for the OTA update in your iPhone's settings.
According to the release notes, iOS 18.2.1 fixes important bugs. Apple recommends that all users install the update as soon as possible.
It is worth noting that Apple is currently testing iOS 18.3, with the update expected to be released at the end of January.