ZIP archive of 8.36 MB named only after the Samsung model code SM-P610, which is a Galaxy Tab S6 Lite tablet model. The name gives no clue about the contents, so it may hold a schematic, boardview, or service material; unpack it and inspect the files before relying on it. Such packages are typically used to trace power rails, locate components and diagnose charging or no-power faults. Check that the device model code matches SM-P610 and that the archive contents match the board you are repairing.
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 @uzb4422. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.