Apple sends these warnings directly to your iPhone when it detects a possible spyware attack. The warning appears on your lock screen and home screen.

The warning says: 'Apple detected a spyware attack on your iPhone. You can take steps to protect your data and device now.'

Spyware attacks are attempts to install surveillance programs on your device. These attacks often target people with important jobs or roles, like journalists and politicians.

Apple uses its own technology to detect these attacks.

If you get a warning, it means Apple thinks you are a target. You should act quickly to protect your information.

Apple sent warnings to users in over 110 countries. It has sent warnings to users in over 150 countries so far.

Apple's warnings will never ask you to click on links or open attachments. If a warning asks you to do this, it is not real.

You will also see a warning in your device's account settings. There will be a new menu option called 'Apple Threat Notifications' with a red badge next to it.

Apple will send you an email with more information about the threat. If you are not sure if an email is real, log into your account on a computer.

If you see all these warnings, you need to take action.

Apple advises you to lock down your accounts and protect your personal information. You can get help from experts.

You can also put your iPhone in Lockdown Mode. This mode blocks certain apps and features that can be used in attacks.

In Lockdown Mode, you cannot access message attachments or click on links. You also cannot share photo albums or use certain web features.