Token Migration Web Tool
Last updated
Last updated
Token migration is the process of migrating your ERC20 CRO to Mainnet CRO.
This tutorial will guide you through the steps to migrate your ERC20 CRO to Mainnet CRO using the token migration web tool. This method is suitable for non-custodial wallet users.
To use the web tool, you must first fulfill the following requirements
(Right now we only support connecting with MetaMask browser wallet);
ERC20 CRO on your MetaMask Account;
A small amount of Ethereum on your MetaMask Account (For paying Ethereum transaction fee).
You Will Need to Burn Your ERC20 CRO To use the migration web tool to migrate your CRO, you will have to first burn the ERC20 CRO and then submit the migration request. There will be a period of time before the CRO appears on your mainnet address. You will not be able to access your funds during this migration period.
Suitable for users who want to initiate a new token migration request
Suitable for users who have failed to submit previous token migration but have already burnt the ERC20 CRO
Fill in the mainnet address you want to receive the migrated CRO. If the address is valid, you will see a green tick next to the address. After you have completed, click "Continue".
Fill in the amount of CRO you want to migrate to Mainnet and click "Continue".
Review and confirm the details of your token migration request. Make sure all the information is correct.
Afterwards, read the "CRO Token Migration Terms". If you understand and agree to the terms, you can tick the checkbox and click "Sign Agreement".
A MetaMask popup will appear and ask for your signature. By signing this message with your MetaMask account, you acknowledge that you agree to the "CRO Token Migration Terms".
If your migration request is submitted, you will see the following page.
You will see a list of migration requests associated with your current account and the status of it. If you are uncertain of the status, you can put your mouse over the status for an explanation.
To use the re-submission tool, make sure:
Your ERC20 CRO burn request is confirmed and succeeded on the Ethereum network
The burn ERC20 CRO belongs to your current MetaMask account
Fill in the mainnet address you want to receive the migrated CRO. If the address is valid, you will see a green tick next to the address. After you have completed, click "Continue".
Fill in your previous ERC20 CRO burn transaction hash and click "Review Transaction".
You can look for the burn transaction hash from your MetaMask transaction lists (Under the Activity tab).
Review and confirm the details of your token migration request. Make sure all the information is correct.
Afterwards, read the "CRO Token Migration Terms". If you understand and agree to the terms, you can tick the checkbox and click "Sign Agreement".
A MetaMask popup will appear and ask for your signature. By signing this message with your MetaMask account, you acknowledge that you agree to the "CRO Token Migration Terms".
If you migration request is submitted, you will see the following page.
You will see a list of migration requests associated with your current account and the status of it. If you are uncertain of the status, you can put your mouse over the status for an explanation.
Go to website and click "Open Web Tool".
To generate a mainnet address, please refer to the
A MetaMask popup will appear and ask for your confirmation to send your ERC20 CRO to the (0x000000000000000000000000000000000000dEaD). Please make sure all the information on this popup is correct before clicking "Confirm". In addition, you may adjust the gas parameters of your choice.
Failed To Submit Your Migration Request? You can always re-submit your token migration request if your burn transaction has already been confirmed and succeeded on the chain. For details, please refer to the
To check for the latest status of your migration requests, click the "Migration Records" on the navigation bar or go to the .
If you encountered an error during the registration, but have already burnt your CRO. You can use the to re-submit your migration request.
To do so, you can check the record on the . If you do not see your migration request appear on the list, it means your request has not been submitted.
Go to .
Alternatively, you can go to and click "Open Web Tool", you will see a text saying "Proceed to Re-submit Tool.".
To generate a mainnet address, please refer to the
Failed To Submit Your Migration Request? You can always re-submit your token migration request if your burn transaction has already been confirmed and succeeded on the chain. For details, please refer to the
To check for the latest status of your migration requests, click the "Migration Records" on the navigation bar or go to the .
