Apple iPhone users are being advised to install a new 'important' update on their phones. The US tech firm released iOS 18.0.

1 overnight. It includes a number of bug fixes, as well as patching some security issues on devices. One of the bugs affects audio messages in messages.

It captures a few seconds of audio before the microphone indicator is activated. Another glitch, confirmed by Apple , might also mean a user's saved passwords could be read aloud by the VoiceOver function. READ MORE: Ryanair announces major change to online check-in that will leave some passengers unable to board Don't miss the biggest and breaking stories by signing up to the BirminghamLive newsletter here .

Apple said in its Software Update notes: "This update provides important bug fixes and security updates for your iPhone." Other fixes include mending a bug which affects the touch screen on the new iPhone 16 models, Mirror reports. The update also addresses camera, messaging and performance issues.

Here are the key features addressed in the iOS 18.0.01: Touch screen may be temporarily unresponsive in certain circumstances on iPhone 16 and iPhone 16 Pro models Camera may freeze when recording macro mode video on the Ultra Wide camera in 4K with HDR turned off on iPhone 16 Pro models Messages may unexpectedly quit when replying to a message with a shared Apple Watch face Performance may be impacted due to an issue with memory allocation on some iPhone models To make sure your device is free from any .