How to block my lost iPhone
I need to block or delete my lost iPhone 8plus
iPhone 8 Plus
This support article has a list of things to do if your iPhone, iPad, or iPod touch is lost or stolen. --> If your iPhone, iPad, or iPod touch is lost or stolen - Apple Support
- The Find My service described in the article is the only recovery feature Apple offers. It must be set up before the device is lost.
Make sure you turn on lost mode.
Use Lost Mode in Find My iPhone on iCloud.com - Use Lost Mode in Find Devices on iCloud.com - Apple Support