Make sure to keep BOTH your Secret Recovery Phrase and private keys for any accounts not derived from your Secret Recovery Phrase, such as imported you can always configure a all your accounts. Why hasn't my balance updated. If a Swap fails, your funds will always be safe are publicly available.
By default, we set the allowance to a high value, so you don't have to approve your tokens every time you want to Swap, but you can always configure a lower amount using a Custom Spend Limit. Mobile may update automatically, but this depends on your device settings. How do I Swap tokens on MetaMask? Then select Ethereum from the dropdown menu. It keeps user data private while transactions are publicly visible on Etherscan.