uec DSD4921RV Receiver Instructions
Learn how to update the firmware of your uec DSD4921RV Receiver or DSD4921RVPVR500 with these step-by-step instructions. Download file 5.73(L-31) onto an 8 – 32 Gb usb stick and follow the easy installation process. Check that the latest version is 5.73 (L-31) after the set top box automatically reboots.