First and foremost, there is no such thing as upgrading of UTME results. Following the release of the 2019 UTME results, there has been a large influx of information regarding testimonies of successful UTME score upgrade.

We urge our readers to disregard these testimonies, as they are the work of scammers who are only interested in making money off desperate students. These scammers are sharing fake testimonies on how UTME candidates can upgrade their score on forums, social networking sites and
They claim to be are working with JAMB and can help you boost your less than 200 UTME 250 and above. They claim to have met a certain Mr XYZ or Mrs ABC who helped them upgrade their score, and they claim you can also contact the person to ugrade yours too.

every other means they can get their hands on
These fraudsters have many formats of text they use, below is an example of a format they use. We intercepted this on our site.
Source: https://myschoolupdates.com.ng/2019-utme-score-upgrade-everything-you-need-to-know/