> For the complete documentation index, see [llms.txt](https://docs.x721.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.x721.io/guides/faqs.md).

# FAQs

- [Glossary](https://docs.x721.io/guides/faqs/glossary.md)
- [Which activities are required gas fee on X721 Marketplace?](https://docs.x721.io/guides/faqs/which-activities-are-required-gas-fee-on-x721-marketplace.md)
- [Which blockchains does X721 Marketplace support?](https://docs.x721.io/guides/faqs/which-blockchains-does-x721-marketplace-support.md)
- [Is connecting my wallet to X721 Marketplace secure?](https://docs.x721.io/guides/faqs/is-connecting-my-wallet-to-x721-marketplace-secure.md)
- [I bought an NFT from someone, but I think I was scammed. What happened?](https://docs.x721.io/guides/faqs/i-bought-an-nft-from-someone-but-i-think-i-was-scammed.-what-happened.md)
- [What are your community rules and guidelines?](https://docs.x721.io/guides/faqs/what-are-your-community-rules-and-guidelines.md)
- [Where can I find X721 Marketplace's terms and copyright policy?](https://docs.x721.io/guides/faqs/where-can-i-find-x721-marketplaces-terms-and-copyright-policy.md)
- [What is X721 Marketplace’s privacy policy?](https://docs.x721.io/guides/faqs/what-is-x721-marketplaces-privacy-policy.md)
- [I can’t see my NFT on X721 Marketplace, what’s wrong?](https://docs.x721.io/guides/faqs/i-cant-see-my-nft-on-x721-marketplace-whats-wrong.md)
- [Who can join Whitelist Launchpad?](https://docs.x721.io/guides/faqs/who-can-join-whitelist-launchpad.md)