Abysmal service from Alexander Forbes

Alexander Forbes is administrating the provident fund I'm member of, and their support is just about the worst I've ever encountered. Their online site AF connect have not been working for me, and despite numerous emails to their digital support team and even to the complaints department, I get excuses and advice that I've attempted countless times with no success. This have been going on for 6 MONTHS, and I'm no closer to an answer and resolution than I was at that first day. This is extremely frustrating and worrying as this is the people I'm supposed to trust with my pension