If you no longer have the packaging, you can inspect the physical device to gather details required by the Lexar Support Help Desk :
For newer regional labels, use the WeChat app to follow the official Lexar public account and select anti-counterfeiting inquiries from the built-in menu. Finding the Serial Number on the Device
: Measures read and write speeds. Compare your results to the speeds advertised on Lexar's official website. If your card performs at a fraction of the promised speed, it may be a counterfeit. 4. Why Checking Your Serial Number Matters check lexar serial number link
If the Lexar online system rejects your serial number, take the following immediate steps:
The primary method to check a serial number is through the official Lexar Support and Warranty Status tool. If you no longer have the packaging, you
Look on the lower section of the reverse black plastic side. Genuine cards feature a lightly etched production batch text or numbers. Fake cards are completely smooth or missing a serial string.
Provide these details, and I can give you direct instructions for that specific product line. Share public link If your card performs at a fraction of
Fake cards often have much lower speeds than advertised.
This page contains the official "Lexar Serial Number Check" tool embedded in the site. It is sometimes referred to as the Lexar Warranty Check Tool .
Check the front or back of the original product packaging box.