Transactions
Guides
How to add a memo to a transaction
When you make a transaction to certain exchanges, the exchange sometimes requires you to add a memo.
How to customize a transaction nonce
What is a nonce?
How to customize gas settings
For every transaction you send in MetaMask, you'll need to pay gas. For a general explainer, see here.
Help
A transaction failed when interacting with a smart contract. What can I do?
You can see the error message for your failed transaction by finding the transaction on a block explorer.
How to fix 'insufficient funds' error or greyed-out confirm button
Troubleshoot by acquiring some of the necessary native token in order to transact.