- After logging into MetaMask, open the account menu in the top right
(looks like a person with a circle of arrows around them) and click Import Account.
2. Use Select Type to specify which authentication method you plan to use: Private Key or JSON File.
3. Enter the private key or browse to your JSON file and follow the prompts.
4. To verify that MetaMask has imported the account, click Switch Accounts.
The imported account should appear in the list of accounts and should be marked “Loose”.