Estate late account

Good day

I would like to find out how long will I still have to wait until I get feedback from estate late department regarding my grandmother monies in her investment account . I went to Janefurse branch with all relevant documents. I went a couple of times to check how far . The consultant that helping never get through. My grandmother passed away in August 2020. She had investment account so I have letter of authority to claim that money but this today I do not know what is happening. Please help. Contact ***.