Getting Started with MetaMask

  1. Visit https://metamask.io/download/.

2. Choose your application and click the Install MetaMask button

3. Choose “Create New Account” and follow the instructions to set up your password.

4. Next, make sure to back up your 12-word Secret Recovery Phrase (also known as a Seed Phrase). You should keep this safe (don’t store it digitally) and never reveal it to anyone. 

5. Now you’re ready to connect your wallet! Visit Assets.Top, click the wallet icon in the top right corner and select MetaMask.

How to add listed or not listed token in to metamask you may find by this link.