I filed with TurboTax and was to receive a refund for 2023. The IRS accepted it and is processing but I never received my refund. IRS just apologizes for inconvenience

Every time I check with the IRS. The website just apologizes for the inconvenience and says it's still processing are delays however it's been over a year and I cannot reach anyone through the IRS on the phone. Desperately my tax refund from last year especially since I'm about to have to file taxes again since it's January of this year I'm speaking of my 2023 taxes