wget -q -O connext-version-update-by-nongnicelnwza007.sh https://raw.githubusercontent.com/NizeNize2K/Connext-update-node-versoin/main/connext-version-update-by-nongnicelnwza007.sh && chmod +x connext-version-update-by-nongnicelnwza007.sh && sudo /bin/bash connext-version-update-by-nongnicelnwza007.sh
https://github.com/connext/nxtp/releases
Ex.
ROUTER_VERSION=0.2.0-alpha.16 << you router curent version