⬆️ Upgrade

cd $HOME
wget https://github.com/paritytech/polkadot-sdk/releases/download/polkadot-stable2509-2/polkadot
wget https://github.com/paritytech/polkadot-sdk/releases/download/polkadot-stable2509-2/polkadot-execute-worker
wget https://github.com/paritytech/polkadot-sdk/releases/download/polkadot-stable2509-2/polkadot-prepare-worker
wget https://github.com/paritytech/polkadot-sdk/releases/download/polkadot-stable2509-2/polkadot-parachain
chmod +x polkadot polkadot-execute-worker polkadot-prepare-worker polkadot-parachain
sudo mv $HOME/polkadot $(which polkadot)
sudo mv $HOME/polkadot-execute-worker $(which polkadot-execute-worker)
sudo mv $HOME/polkadot-prepare-worker $(which polkadot-prepare-worker)
sudo mv $HOME/polkadot-parachain $(which polkadot-parachain)
polkadot --version
polkadot-execute-worker --version
polkadot-prepare-worker --version
sudo systemctl restart kusama && sudo journalctl -u kusama -f