Why is the camera on my iPhone 12 Pro not focusing properly, and how can I fix it?

Emon_Hasan wrote:

My camera's portrait mood not working properly

if a restart does not solve your problem proceed

Have you shutdown & restarted the iPhone ie power off/on...

Restart your iPhone - Apple Support

Reset or a Force Restart,

Force restart iPhone - Apple Support

Restore from backup, restore as new device.

Restore your iPhone, iPad, or iPod to factory settings using a computer - Apple Support

no resolve—

Put your iPhone in diagnostics mode - identify potential hardware and software issues

How to put your iPhone in diagnostics mode - Apple Support

iPhone Repair and Service - Apple Support

iPhone Repair and Service - Apple Support

Verify your software is up to date…

The current stable release of iOS including bug fixes, security updates is iOS 18.5

Update your iPhone or iPad - Apple Support