How to check Imei Phone can be done in several ways.
Check out the 2 easy ways that I summarized below.

Check iPhone IMEI through Settings

1. Open the Settings menu > select General, then click About.
2. Scroll the screen to the bottom border.
   The IMEI number will be available in the ‘Physical SIM’ column.
   The IMEI number consists of a 15-digit number.
3. Touch and hold the number and copy and paste it on the imei.kemenperin.go.id website.
4. If your iPhone is an authorized and registered product, it will say ‘IMEI registered in the Ministry of Industry database.’

Check iPhone IMEI via SIM holder

1. Simply take the SIM Ejector, and look at the number on the SIM holder.
2. Enter the 15-digit number printed on the SIM Tray into the imei.kemenperin.go.id website.
3. If your iPhone is an authorized and registered product, it will say ‘IMEI registered in the Ministry of Industry database.

How to Check IMEI iPhone Registered or Not Through SIM Tray This method can be used by you iPhone 13 Series, iPhone 12 Series, iPhone 11 Series, iPhone 11 Series, iPhone X Series, iPhone 8 Series, iPhone 7 Series, iPhone 6 Series, iPhone SE (Gen 3), and iPhone SE (Gen 2) ref: kontan.co.id