ZIP archive of about 6.3 MB with a generic name that reveals no device, brand or board number. The name suggests a collection of builds, perhaps modified firmware images or tool outputs, but its contents are unconfirmed. Extract it and inspect each file before use. Identify the target board from any included notes or file headers. If it contains flash images, check their sizes against your chip and keep a full backup of the original contents before programming anything.
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 @nityatechnology2020. 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