Blacklisting flagged

Good evening

Am writing this review as am very angry with the service I received firstly I received an sms stating that my device will be blacklisted why ??when I did not request for any of that,I called the customer care line didn’t receive any assistance I spoke to the MAnager selina she told me the way I need to go to where I purchased the device for assistance really do I even have the time for that I need this sorted out as I use this phone for work purposes I cannot have my phone that am paying blacklisted for what.

I will be expecting an email and call starting this has been sorted.