Below are the resources and technical steps to handle this firmware:

You can typically find the .rar containing the 25q64fv flash dump on specialized satellite forums. Note that you may need to create a free account to access these direct links:

Flashing the wrong dump version (e.g., using a file for a different motherboard revision) can permanently damage the receiver's hardware or security chip (SDS/Dongle).

Since this is a memory dump rather than a standard USB update, you cannot install it via the receiver's menu if the device is stuck. You will need: An RT809F or CH341A programmer.