To enable a Margin account on Binance, log into your Binance account, click on [Wallet] - [Margin Wallet].

For the safety and security of your account, it's necessary to enable at least one 2 Factor Authentication (2FA) method. 

Notes：

• At last 10 sub-accounts can open margin account
• Users can only borrow up to one BTC estimated asset under 5X leverage.
• Sub-accounts cannot adjust the margin leverage to 5X