1.The installation, import and connection of Polkadotjs wallet
1) Download the Polkadotjs Wallet
User needs to connect StaFi rKSM App and PolkadotJS wallet when staking KSM, currently PolkadotJS wallet only supports Chrome and FireFox explorers, user could download this wallet by the following links:
When you stake KSM through StaFi rKSM App, StaFi accounts and Kusama accounts are both needed to be used and imported into the PolkadotJS wallet in advance. The importing entrance is shown in the screenshot below:
Note: In order to make the Substrate account accurately display the address on each chain, please select "Kusama Relay Chain" when importing Kusama accounts, and select "StaFi" when importing StaFi accounts.
3) StaFi rKSM App connects with Polkadotjs wallet
Enter this page: https://app.stafi.io/rKSM/home, click "Connect to Polkadotjs", and select "Yes, allow this application access" in the pop-up interface and then connect successfully.
2. Select an account
Note: Because of the cross-chain interactions of Kusama and StaFi chains when staking KSM, the user needs to select the Kusama account and StaFi account respectively.
1) Click "KSM" in the upper right corner of the screen, select the KSM account and click "Confirm".
2) Click "FIS" in the upper right corner of the screen, select the FIS account and click "Confirm".
Note: The commission will be paid by FIS token during the delegation operation, please be sure that you have a few FIS token balances.