imtoken
FAQ
Answers to common questions about wallets, networks, gas, DApps, approvals, security, Ethereum, PoS and validators.
Answers to common questions about wallets, networks, gas, DApps, approvals, security, Ethereum, PoS and validators.
Wallets & backups
Wallets & backups is a practical part of understanding FAQ. Answers to common questions about wallets, networks, gas, DApps, approvals, security, Ethereum, PoS and validators. Before acting, confirm that the active account, target network and intended outcome all match, then review the parameters shown in the request.
The risky part of Wallets & backups within FAQ is often the surrounding context rather than the button itself: which network is active, which site initiated the request, what permission is being granted, and whether the amount and fee make sense. Turning those checks into a routine is more reliable than reacting to prompts one by one.
For Wallets & backups, a repeatable sequence is useful: verify the source and network, check the address or contract, review the amount, permission or fee, and keep a transaction hash when one is created. This does not remove every risk, but it makes decisions easier to explain and problems easier to trace.
Practical checks
- Verify the network and account before working with wallets & backups
- Double-check important addresses, contracts, amounts or permissions
- Never send a seed phrase, private key or verification code to anyone
Networks & transactions
Networks & transactions is a practical part of understanding FAQ. Answers to common questions about wallets, networks, gas, DApps, approvals, security, Ethereum, PoS and validators. Before acting, confirm that the active account, target network and intended outcome all match, then review the parameters shown in the request.
imtoken guidance focuses on information you can verify. When something is unclear, do not rely on a single line in a pop-up. Check the address, network, contract, transaction history and explorer data where relevant, then decide whether the action matches your intent.
For Networks & transactions, a repeatable sequence is useful: verify the source and network, check the address or contract, review the amount, permission or fee, and keep a transaction hash when one is created. This does not remove every risk, but it makes decisions easier to explain and problems easier to trace.
Practical checks
- Verify the network and account before working with networks & transactions
- Double-check important addresses, contracts, amounts or permissions
- Never send a seed phrase, private key or verification code to anyone
Web3 & security
Web3 & security is a practical part of understanding FAQ. Answers to common questions about wallets, networks, gas, DApps, approvals, security, Ethereum, PoS and validators. Before acting, confirm that the active account, target network and intended outcome all match, then review the parameters shown in the request.
Web3 & security within FAQ is not an isolated feature. In practice it is shaped by network state, account permissions, transaction parameters and user decisions. Understanding those relationships first makes similar-looking screens and labels much less confusing.
For Web3 & security, a repeatable sequence is useful: verify the source and network, check the address or contract, review the amount, permission or fee, and keep a transaction hash when one is created. This does not remove every risk, but it makes decisions easier to explain and problems easier to trace.
Practical checks
- Verify the network and account before working with web3 & security
- Double-check important addresses, contracts, amounts or permissions
- Never send a seed phrase, private key or verification code to anyone
Staking & validators
Staking & validators is a practical part of understanding FAQ. Answers to common questions about wallets, networks, gas, DApps, approvals, security, Ethereum, PoS and validators. Before acting, confirm that the active account, target network and intended outcome all match, then review the parameters shown in the request.
A useful way to think about Staking & validators within FAQ is to separate what the interface displays from what the blockchain records. The wallet organizes information and submits requests, while the target network records the resulting state. Addresses, networks, contracts and transaction hashes are therefore important verification points.
For Staking & validators, a repeatable sequence is useful: verify the source and network, check the address or contract, review the amount, permission or fee, and keep a transaction hash when one is created. This does not remove every risk, but it makes decisions easier to explain and problems easier to trace.
Practical checks
- Verify the network and account before working with staking & validators
- Double-check important addresses, contracts, amounts or permissions
- Never send a seed phrase, private key or verification code to anyone
Common questions
What is a wallet address?
A wallet address is used to receive on-chain assets and can generally be shared with a sender. It is not a seed phrase or private key; those are sensitive credentials that should never be sent to anyone.
How are a seed phrase and private key different?
A seed phrase commonly derives one or more account keys, while a private key directly controls a specific account. Both should remain under the user’s control, and official personnel will not ask for them.
Why does the network matter before a transfer?
Assets with similar names can exist on different networks. Sending on an incompatible network may prevent the recipient from seeing or using the asset as expected, so check the address, network and asset together.
What is gas?
Gas represents the resources required to execute a blockchain transaction or contract action. The final fee can vary with network demand, transaction complexity and user settings.
What is a transaction hash used for?
A transaction hash uniquely identifies an on-chain transaction and can be used in a block explorer to check broadcast status, confirmations, fees and public sender or recipient information.
Why is my transaction still pending?
Network congestion, fee settings, propagation or an earlier transaction may be involved. Check the transaction hash and network state before submitting the same action again.
Does connecting to a DApp authorize my assets?
No. A connection typically lets a site see an account or initiate requests. Token approvals, signatures and transactions remain separate actions that should be reviewed individually.
Does every signature move assets?
No. Signatures can be used for login, message proofs or transactions, but some signatures can have important permission consequences. Reject requests you do not understand and verify the source first.
What is a token approval?
An approval allows a specified contract to use a token up to an allowed amount on an account’s behalf. Review the spender, allowance and purpose, and consider revoking approvals you no longer need.
What is an EVM network?
An EVM network uses a contract execution environment compatible with the Ethereum Virtual Machine model. Compatibility does not mean the network, gas asset or deployed contracts are identical.
How does Layer 2 relate to the base layer?
Layer 2 systems process some activity away from the base layer while maintaining a settlement or data relationship with it. Moving assets between layers may require bridging and waiting periods.
How can I spot phishing?
Check the domain spelling, source of the link, request details and signature content. Do not send credentials or approve risky requests because of “support,” “airdrop” or urgent-upgrade claims.
Is it safe to use a wallet on public Wi-Fi?
Public network environments add device and network risk. If you must use one, limit sensitive actions, avoid shared computers and make sure the device and browser are trustworthy.
Does Ethereum staking guarantee returns?
No. Rewards can change, exits can involve waiting, validators may face network penalties, and smart contracts or third-party services carry technical risk.
What does a PoS validator do?
Validators perform consensus duties such as block proposals or attestations according to network rules. Status, uptime and protocol rules affect outcomes.
Can a wallet reverse an on-chain transaction?
A wallet generally cannot unilaterally reverse a transaction after the network confirms it. Check the address, network, amount and request details before submitting.
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