# FAQs

- [Tại sao giao dịch của tôi không thành công?](https://docs.coin98.com/vn/san-pham/coin98-super-wallet/mobile/swap/faqs/tai-sao-giao-dich-cua-toi-that-bai.md)
- [Gas settings là gì?](https://docs.coin98.com/vn/san-pham/coin98-super-wallet/mobile/swap/faqs/gas-settings.md)
- [Tại sao phải trả phí gas cho một giao dịch không thành công?](https://docs.coin98.com/vn/san-pham/coin98-super-wallet/mobile/swap/faqs/tra-gas-cho-giao-dich-khong-thanh-cong.md)
- [Slippage Tolerance là gì?](https://docs.coin98.com/vn/san-pham/coin98-super-wallet/mobile/swap/faqs/slippage-tolerance.md)
- [Thời hạn giao dịch (Transaction Deadline) là gì?](https://docs.coin98.com/vn/san-pham/coin98-super-wallet/mobile/swap/faqs/transaction-deadline.md)
- [Duyệt Không Giới Hạn (Unlimited approval) là gì?](https://docs.coin98.com/vn/san-pham/coin98-super-wallet/mobile/swap/faqs/unlimited-approval.md)
- [Tỷ lệ hoán đổi là gì](https://docs.coin98.com/vn/san-pham/coin98-super-wallet/mobile/swap/faqs/ty-le-hoan-doi-la-gi.md)
- [Phí trên SwapX](https://docs.coin98.com/vn/san-pham/coin98-super-wallet/mobile/swap/faqs/faqs.md)


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