> For the complete documentation index, see [llms.txt](https://cryptococo.gitbook.io/cocoshop-theme-development/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://cryptococo.gitbook.io/cocoshop-theme-development/liquid/functions/changechain.md).

# changeChain

The changeChain function requests the wallet to change the chain used by the user.

For example, it can be used when a user buy or transfers an NFT, changing the chain to the chain in which the collection was deployed.