The final IMEI digit is a check digit used to help detect entry errors. Learn what it does and why it is not a security code.
Purpose of a check digit
A check digit is calculated from the other digits to detect common data-entry errors.
What it does not do
It does not contain a location, password or owner name.
Why full accuracy matters
A single incorrect digit can refer to a different or invalid identifier.
Practical advice
Copy the IMEI from the device and compare it twice before submitting a report.
Frequently asked questions
What is the last IMEI digit?
It is normally a check digit.
Does the check digit encrypt the IMEI?
No.
Can it prove ownership?
No.
Why is it useful?
It helps detect some typing mistakes.
Should I edit it manually?
No, record the full identifier exactly as displayed.