You have successfully navigated the nspupdate 101rar workflow.
On a retail Nintendo Switch, updates occur automatically via the internet when you launch the game. Manual Method: astral chain nspupdate 101rar install
Firmware mismatch or missing sigpatches. Fix: Update your CFW’s sigpatches (via GitHub/the tool you use). Ensure your Switch firmware is at least 10.0.0 (Astral Chain Update 1.0.1 requires 9.2.0 minimum, but newer is safer). astral chain nspupdate 101rar install
If you encounter issues while installing Astral Chain using the NSPUpdate 101 RAR file, here are some common problems and solutions: astral chain nspupdate 101rar install