Small RAR archive of 510 KB labelled RZ09-0483 with the code APF22002 and an RTX 4070 GPU variant. RZ09 is the prefix Razer uses for its laptop model numbers, though the name does not state the contents explicitly; given the size and the GPU tag, it is likely a firmware or VBIOS related package. Open the archive and inspect the files before use. If it holds a ROM image, read and save the existing chip first and confirm the image size matches the flash device.
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 @boardsscanrepo. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.
7-ZipWinRARThe Unarchiver (macOS)