1.rToken app DOES NOT support Ledger. DO NOT connect APP using Ledger, otherwise your assets will be lost.
2.Before staking MATIC via rToken App, please be sure that your MATIC is ERC20 format.
2) Polkadotjs wallet: https://chrome.google.com/webstore/detail/polkadot%7Bjs%7D-extension/mopnmbcafieddcagagdcbnhejhlodfdd(Chrome)
Please refer to this link for the guide of adding the above wallets: https://docs.stafi.io/rtoken-app/rasset/the-guide-of-metamask-and-polkadotjs-wallet
2) Fill the amount of MATIC that will be staked then click “Stake”.
3) Sign for the transaction in the Metamask wallet.
4)The staking operation is successful.
1) Click "Unstake" in the rMATIC info page.
2) Fill the amount of rFMATIC that will be unstaked and click "Unstake".
3) Fill the password and sign for the transaction.
4) The unstaking operation is successful.