Click on the HARMONY H icon on top right and select create a new address.
Choose a name and password for your account and copy the seed phrase somewhere safe as a backup. This is VERY IMPORTANT because lost seeds cannot be recovered.
After you have created a new address you can click on the "Go to Harmony" button which will direct you to the staking dashboard.
If you want to import your account from other wallets, e.g. cli, you can recover account with Mnemonic or Private Key.
After logging into your account on the extension you'll be directed to the staking dashboard. Click on "Portfolio" , and then "Transfer funds"
2. In the pop-up input the destination address and amount you want to transfer. Click next, and then click "Confirm and Sign" to authorize the transfer
Click on "Validators" in the staking dashboard to see all the validators
2. Select the validator you would like to stake by clicking on their name, and then click "Delegate". Enter the amount you would like to stake, and confirm the transaction