Certified technicians with OEM authorization. Avoid for: Everyone else, especially anyone trying to unblock a lost/stolen phone. Disclaimer: This review is for educational purposes only. Modifying an IMEI outside manufacturer/carrier guidelines is illegal in many jurisdictions. Always check your local laws.
Here’s a balanced, informative review of written from a technical and ethical perspective. You can use or adapt this for a blog, forum, or product review site. Review: IMEI Repair Tools – Powerful but Legally Treacherous Overall Rating: ⭐⭐☆☆☆ (2/5) Effective at a technical level, but ethically and legally high-risk for most users. imei repair tools