> For the complete documentation index, see [llms.txt](https://jeff-world.gitbook.io/jeff-world/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://jeff-world.gitbook.io/jeff-world/introduction/how-to-play-jeff-world/gate-mirgration-to-base.md).
# Gate: Mirgration(to Base)
JEFF World is now officially running on the **Base chain**.\
Assets previously used on JEFF Chain—such as **$JEFF tokens, AKDONG NFTs, and LAND NFTs**—must be migrated to Base in order to be used in the global version.
> ⚠️ **To use NFTs and tokens in Global JEFF World, you must migrate them to Base.**
#### ✅ Prerequisites
1. Go to **My Page > \[Migration]** and create your new **Base JEFF Wallet**.
> ⚠️ **Save the Private Key securely** when it pops up. It will not be shown again.
2. Go to **My Page > \[Connect Wallet]** and register your personal wallet.
> If you've already registered, you do not need to do this again.
3. Go to **My Page > Settings > 2nd Password**, and register your **second password**.
> This is required for all migration actions.
## 🧱 NFT Migration (ERC-721)
* Navigate to **Gate > Migration** and click the **\[ERC-721]** tab.
* In the middle section, **select the NFTs** you want to migrate and click **\[Confirm]**.
> You can migrate **up to 9 NFTs per transaction**.
* Confirm the number of NFTs shown under **Selected**, then click **\[Send]**.
* Check the quantity and destination address, then click **\[Confirm Transfer]**.
* A MetaMask popup will appear — click **\[Confirm]** to sign.
> Ensure your MetaMask wallet is connected to the webpage.
* Go to the **Claim** page, select **Base** as the chain.
* Check your **Claimable List**, then click **\[Claim]**.
* Enter your **2nd password** to complete the migration to Base.
## 💰 $JEFF Token Migration (ERC-20)
> ⚠️ You must complete **all NFT migrations** before proceeding with the $JEFF token migration.
* Navigate to **Gate > Migration** and click the **\[ERC-20]** tab.
* Your $JEFF token balance on JEFF Chain will appear under **Balance**.
* Enter the amount of $JEFF you want to migrate in the **Send** field and click **\[Send]**.
* Confirm the token amount and destination address, then click **\[Confirm Transfer]**.
* A MetaMask popup will appear — click **\[Confirm]** to sign.
> Make sure MetaMask is connected.
* Go to the **Claim** page and select **Base** as the chain.
* Check the **Claimable List**, then click **\[Claim]**.
* Enter your **2nd password** to finalize the migration to Base.
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