Software release V8.29 for the A9700 receiver, dated 26 October 2021, packed as a 10.3 MB zip. This version was issued for a range of models, so confirm the archive matches your A9700 hardware. Extract the contents and look for the update image and any loader instructions. Technicians use these files to upgrade or recover receivers that freeze on boot. Back up the current flash with a programmer before writing so you can restore it if necessary.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @tvsoftwareworld. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.
Built-in OS tools7-Zip