Xiaomi phones have a hidden engineering menu that stores basic hardware logs, including the approximate first boot date. This method works even without an internet connection.
Input your IMEI or S/N and the security code provided on the screen. Step 4: View Results.
Visit the official or Mi Verify website. Enter your 15-digit IMEI number and the required captcha.
This is the most reliable way to verify when the phone was officially recognized by Xiaomi's systems. Xiaomi Product Authentication Enter your Serial Number (S/N) Enter the verification code shown on the screen and click
, which indicates when the device was first officially registered. 3. Alternative Verification Methods