Gérer les crypto-monnaiesTransactionsTransactionsArticles mis en avant Protect your transactions with Transaction Shield Learn how to sign up for Transaction Shield and get up to $10,000 in transaction protection.Use gas included transactions MetaMask helps you cover the network or gas fee in a different token.Guides Find a transaction ID Find the transaction ID (hash) for any transaction in MetaMask Extension or Mobile.Find a transaction nonce A nonce is a unique number assigned to every transaction.Where do I find my gas history? You can find your gas history on a block explorer like Etherscan.En savoir plus Understanding gas sponsorship Your network fee may be covered if your transaction is eligible and on supported chains.MEV protection in MetaMask MetaMask automatically protects eligible transactions from harmful MEV strategies like front-running and sandwich attacks.What are transaction simulations? Learn how MetaMask's enforced simulations work, and how 'Added protection' keeps your funds safe.How to use Smart Transactions Smart Transactions is a free MetaMask feature that optimizes blockchain transactions with lower fees, higher success rates, and MEV protection.Aide Speed up or cancel a pending transaction Bear in mind that speeding up the transaction will increase the gas fee you're spending for the transaction.My transaction is successful but the amount I received is far lower than the amount confirmed You may have been subject to a tax. For further details please refer to the token issuer documentation.Can gas fees be refunded? Due to blockchains' immutable nature, transaction fees cannot be refunded.MetaMask Smart Transactions risk disclosures This page relates to the Smart Transactions feature.Why can't I replace a pending transaction? Understand why replacing a pending transaction fails when you have multiple pending transactions outstanding.
Protect your transactions with Transaction Shield Learn how to sign up for Transaction Shield and get up to $10,000 in transaction protection.
Find a transaction ID Find the transaction ID (hash) for any transaction in MetaMask Extension or Mobile.
Understanding gas sponsorship Your network fee may be covered if your transaction is eligible and on supported chains.
MEV protection in MetaMask MetaMask automatically protects eligible transactions from harmful MEV strategies like front-running and sandwich attacks.
What are transaction simulations? Learn how MetaMask's enforced simulations work, and how 'Added protection' keeps your funds safe.
How to use Smart Transactions Smart Transactions is a free MetaMask feature that optimizes blockchain transactions with lower fees, higher success rates, and MEV protection.
Speed up or cancel a pending transaction Bear in mind that speeding up the transaction will increase the gas fee you're spending for the transaction.
My transaction is successful but the amount I received is far lower than the amount confirmed You may have been subject to a tax. For further details please refer to the token issuer documentation.
Why can't I replace a pending transaction? Understand why replacing a pending transaction fails when you have multiple pending transactions outstanding.