If your hardware documentation explicitly references ucast v461 upd as part of a firmware deployment cycle or a streaming module flash process, follow this universal engineering workflow to apply the update cleanly.
[Camera Source] ---> (uCast v4.61 Engine) --[ARQ Error Correction]--> [SRT Receiver Gateway] ucast v461 upd
Filter your hardware by current firmware version to isolate pending devices. ucast v461 upd