> For the complete documentation index, see [llms.txt](https://docs.syfu.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.syfu.io/quick-start.md).

# 1. Support Guide

- [1.1 How to Obtain an Activation Code](https://docs.syfu.io/quick-start/activation-code.md)
- [1.2 How to Use the SyFu Marketplace](https://docs.syfu.io/quick-start/syfu-marketplace.md)
- [1.3 When BNB Is Needed and How to Prepare It](https://docs.syfu.io/quick-start/support-prepare-bnb.md)
- [1.4 SyFu Wallet Basics](https://docs.syfu.io/quick-start/syfu-wallet.md)
- [Asset Transfers & Fees](https://docs.syfu.io/quick-start/syfu-wallet/fees.md): This page summarizes the costs associated with “asset transfers” within SyFu, including gas fees and transfer/withdrawal fees.
- [Wallet Support Guide for Device Change or Loss](https://docs.syfu.io/quick-start/syfu-wallet/device-change-loss.md): SyFu Wallet uses the MPC (Multi-Party Computation) method, so there is no need to manage your private key directly, as long as any two of the three authentication factors are valid, you can recover y
- [1.5 SyFu Pass](https://docs.syfu.io/quick-start/syfu-pass.md)
- [Subscription Management (Cancellation & Payment Updates)](https://docs.syfu.io/quick-start/syfu-pass/subscription-management.md)
- [1.6 For Users Buying on Element](https://docs.syfu.io/quick-start/elementnoi.md)
- [1.7 Send from SyFu Wallet to Game](https://docs.syfu.io/quick-start/syfuwallet-to-game.md)
- [1.8 Send from External Wallet to SyFu Wallet](https://docs.syfu.io/quick-start/syfu-nft-transfer.md)
- [1.9 Official Links & Contract Addresses](https://docs.syfu.io/quick-start/official-links.md)
- [1.5 Quick FAQ](https://docs.syfu.io/quick-start/faq.md)