Use a card from the early 2000s if possible.
: Modern SIM cards (v2 and v3) are immune to the extraction methods used by Woron Scan.
Check your reader's power supply, ensure the SIM card chip is clean, and verify that the correct COM port is selected in the software.
I can provide appropriate guides or documentation links based on your specific goal! Hackadayhttps://hackaday.com Simreader - Hackaday
If your goal is simply to manage your SIM card data, consider using:
Users typically see this error message as:
is an essential tool for telecommunications hobbyists, security researchers, and data recovery specialists working with older-generation SIM cards, particularly Comp128v1 GSM SIMs.
