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How to lock stake BNB in simple earn.

To lock and stake BNB in Binance Simple Earn, follow these steps:

1. **Log In to Your Binance Account:**
- Go to the Binance website or open the Binance app.
- Log in with your credentials.

2. **Navigate to Binance Earn:**
- On the homepage, hover over "Earn" in the top menu and select "Simple Earn" from the dropdown menu.

3. **Select BNB and Choose the Product:**
- On the Simple Earn page, search for BNB.
- You will see options for both Flexible and Locked products. Choose the Locked product for a higher yield.

4. **Select the Locking Period:**
- Click on the "Subscribe" button next to the BNB Locked product.
- Choose the locking period that suits you (e.g., 30 days, 60 days, 90 days).

5. **Enter the Amount:**
- Enter the amount of BNB you want to lock.
- Ensure you have enough BNB in your spot wallet to proceed.

6. **Confirm Subscription:**
- Review the details, including the estimated annual percentage yield (APY) and the maturity date.
- Confirm your subscription by clicking the "Confirm" button.

7. **Complete the Process:**
- Follow any additional prompts to complete the staking process.
- Your BNB will now be locked and staked, and you will start earning rewards.

8. **Monitor Your Earnings:**
- You can monitor your earnings and the status of your locked BNB in the "Earn" section of your Binance account.

This process locks your BNB in the Simple Earn program, allowing you to earn rewards based on the staking period you chose.