1. Open ValkyrieUpgrader.
2. Click the "Add chassis" to add the one which you want to upgrade.
3. Input the ip address and the password.
4. Select the chassis and Sync the chassis information.
5. Select the chassis and the modules which you want to upgrade.
6. Then wait several minutes until the upgrade finished.
7. Remove the power supplier if the program asks you to do that. Then plug the power supplier after 10 seconds.