# Setup Metamask

## Setting up Arbitrum on MetaMask

### Installing Metamask

If you have not yet installed MetaMask on your Chrome, Brave, Edge , Opera or Firefox browser, please do so via [this link](https://metamask.io/) .

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Remember to save your passkey and seed phrase in a secure location. **Never share this information with anyone.**
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### Connect Metamask to Arbitrum

* Login to MetaMask&#x20;
* In the top right corner of the page, select the Network dropdown menu.
* Select **Add Network**.
* Arbitrum One  "Add"&#x20;

<figure><img src="https://1931325831-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FTaWgUQHQeGP91YEUR9RC%2Fuploads%2F3q0KoH99JeGdanfNrSrO%2Fadd.png?alt=media&#x26;token=6c935bc1-b726-475c-aa1d-6e05059825de" alt=""><figcaption></figcaption></figure>

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IMPORTANT: To use the Arbitrum Network, you must purchase AETH for transaction gas fees. **0.0003 AETH** is the advised minimum
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