John sighed. He had seen this before – people trying to unlock their phones using unverified online tutorials, with disastrous results.

The customer looked sheepish. "I know. I was trying to unlock my phone using a YouTube tutorial, but I must have entered the wrong code."

For those interested in the technical aspects, the Nokia C2-01 uses a Qualcomm MSM6260 processor and runs on Series 40. The phone's IMEI can be changed using specific software tools, such as the Nokia Software Updater or third-party tools like Phoenix Service Software.

The customer looked concerned. "Blacklisted? What does that mean?"

It was a typical Monday morning at a small mobile repair shop in the bustling streets of a major city. The owner, a middle-aged man named John, was sipping on his coffee and going through his daily routine. Suddenly, a customer walked in with a Nokia C2-01 phone, looking worried.

As the customer left with his working phone, John couldn't help but think about the risks associated with IMEI changes. He made a mental note to create a warning poster for his shop, advising customers of the dangers of unauthorized IMEI changes.

Nokia C2-01 Imei Change Code