This indicates the file includes the Version 1.2.0 update , which was a major patch released in February 2023.

This specific update introduced several quality-of-life improvements and bug fixes:

The file is a compressed archive containing a digital backup for the Nintendo Switch game Pokémon Violet (known as Pokémon Viola in Italian). File Details

This is a digital file format used for Nintendo Switch software, typically representing games or updates downloaded from the eShop.

This is a compression format; you will need software like WinRAR or 7-Zip to extract the actual NSP files inside. Key Features of Update 1.2.0