# FAQs

- [Why did my transaction fail?](/products/coin98-super-wallet/mobile/swapx/faqs/why-did-my-transaction-fail.md)
- [What is gas setting](/products/coin98-super-wallet/mobile/swapx/faqs/gas-setting.md)
- [Why did I have to pay gas fees for a failed transaction?](/products/coin98-super-wallet/mobile/swapx/faqs/why-did-i-have-to-pay-gas-fees-for-a-failed-transaction.md)
- [What is slippage tolerance](/products/coin98-super-wallet/mobile/swapx/faqs/slippage-tolerance.md)
- [What is inverse rate](/products/coin98-super-wallet/mobile/swapx/faqs/what-is-inverse-rate.md)
- [What is Unlimited approval?](/products/coin98-super-wallet/mobile/swapx/faqs/unlimited-approval.md)
- [What is Transaction Deadline](/products/coin98-super-wallet/mobile/swapx/faqs/transaction-deadline.md)
- [FAQs](/products/coin98-super-wallet/mobile/swapx/faqs/faqs.md)