paying for 4mb area can only sync @2mb

<p style="margin-top: 0px; margin-bottom: 13px; color: #666666; font-family: 'Source Sans Pro', Verdana, Geneva, sans-serif;">Good day telkom justed inform me that my erea can only sync at 2mb line since the first of feb i live in my new adress and been paying for a 4mb line i called billing dep but no luck as i want my account credit coz i payed for something i can use or get please help me get this sorted i just took my line back to 2mb so that refrance number is ********** 01A. THE REF FOR THE GUYS THAT CAME OUT TO TEST THE SPEED ISDear Customer your report reference 953CRK100417 </p> <p style="margin-top: 0px; margin-bottom: 13px; color: #666666; font-family: 'Source Sans Pro', Verdana, Geneva, sans-serif;">Please assist i just want my credit for 2 months for the 4mb that i could not used ********** 118</p>