RSAWEB poor service and incorrect billing

I signed up with RSAWEB on the 3 Sept 2024 via zeltectelecoms spoke with Kennedy and he was professional during my engagement with him during the sales process and he advise me that an installer will arrive after 48 hours and install however 3 days have past and no word from RSAWEB. After numerous attempts to contact RSAWEB they eventually picked up the telephone and arranged for an installer to come out to the house a week past and no sign of an installer instead i received billing on their app that i owe in excess of R65K i was told to ignore its a glitch in the system and RSAWEB billing team sort it out however they ignored me instead and the bill ran in the high until R500k it was eventually rectified how when rectified and the account was placed on 0 my billing for the 20 of Sept 2024 is now R475 instead of the special i signed up for of R397 per month eventually last week an installer come to install the hardware and assured my i will get a password it is now the 15th of Sept 2024 i am still awaiting a password from RSAWEB on the 20th I'm expected to pay again for a service/prod i never received