Lambda handler is the entry point to your code.When your function is invoked, Lambda runs the handler method. To modify the AWS Lambda entry point using console,follow the below steps:

• Go to the Functions page of the Lambda console and select your function(ex:bd_register)

• Select the Code tab.

• Go to the Runtime settings where you can see default lambda handler function(i.e lambda_function). To change the handler function,select Edit.

• you can see Handler with default handler name.

• Enter the new name(bd_register) for your function handler.

• Click save