Ol2-nswtch-[base]-nsp-(eshop)-ziperto.part2.rar
This usually means one of the parts downloaded with a tiny bit of corrupted data. Try deleting Part 2 and re-downloading it.
Once extracted, you should see an .nsp file. This is the "Base" game (as indicated by the [BASE] tag). You can now install this to your Switch via your preferred homebrew installer (like DBI or Tinfoil). OL2-NSwTcH-[BASE]-NSP-(eShop)-Ziperto.part2.rar
If it asks for a password, check the site where you found the link (usually ziperto.com ). This usually means one of the parts downloaded
This file name refers to a specific part of a split-archive download for a Nintendo Switch game (likely Olympic Games Tokyo 2020 ), typically hosted on the site Ziperto. Because this is a file, it is useless on its own. 🛠 How to extract: OL2-NSwTcH-[BASE]-NSP-(eShop)-Ziperto OL2-NSwTcH-[BASE]-NSP-(eShop)-Ziperto.part2.rar