This archive contains the latest update for on the Nintendo Switch. This update ensures compatibility with the latest system firmware and addresses various bug fixes and performance improvements to provide the best underground experience. Installation Instructions
Ensure your custom firmware (CFW) is up to date to avoid installation errors. Always back up your save data before applying updates. Undertale-NSP-UPDATE-ROMSLAB.rar
Use your preferred title manager (such as Tinfoil, DBI, or Goldleaf) to install the update. This archive contains the latest update for on