| Item | Description | |------|-------------| | | The latest version of your preferred Switch emulator (Yuzu is officially discontinued but many existing builds still function) | | Astral Chain base game | Usually an NSP or XCI file (approximately 9–10 GB) | | Astral Chain v1.0.1 update | As 101.rar or similar multipart RAR archive(s) | | Firmware files | Switch firmware (version 8.1.0 or higher) and prod.keys for decryption | | Extraction software | 7-Zip, WinRAR, or similar that supports multipart RAR extraction | | Sufficient storage | Base game (~9.63 GB) + update (~1–2 GB) + extraction overhead |
: Nintendo Submission Package. This is the standard file format used for digital Nintendo Switch games, updates, and downloadable content (DLC).
Even with careful preparation, issues can arise. Here are the most common problems and their solutions.
The process for Yuzu is simple:
Your emulator's game library won't automatically find your files. You need to "install" the base game file (often in .xci or .nsp format).
Navigate to the file browser and locate the folder where you copied the update. Select the Astral Chain update .nsp file.
The Astral Chain NSP update 1.0.1 RAR file contained the following files: astral chain nspupdate 101rar install
Disclaimer: Ensure you own the physical or official digital copy of Astral Chain before managing backups and updates on custom firmware. Modifying console software can violate terms of service.
An NSP installer app installed on your Switch (Tinfoil is recommended). PC with WinRAR/7-Zip: To extract the update file. MicroSD Card Reader: To transfer files from PC to Switch. Step 1: Extracting the "Astral Chain NSPUpdate 101rar" File
Safely eject the MicroSD card from your PC and reinsert it into your Switch. Step 3: Installing the NSP via Custom Firmware (CFW) | Item | Description | |------|-------------| | |
Astral Chain , the critically acclaimed action-adventure game developed by PlatinumGames and published by Nintendo, offers a unique blend of fast-paced combat and detective work. To ensure the best experience, including performance fixes and bug corrections, keeping your game updated is crucial.
Are your updated to the latest version?