How to add ajax increment and decrement button in minicart magento2?

Question

I have follow many article but i don't get proper answer please help me, provide me step by step.

Answer 1

Please check with below url for increment or decrement working.

Add Ajax Quantity Increment and Decrement Button on mini cart in Magento 2

Answer 2

You can use for ajax increment and decrement button in minicart Magento 2.3.1. Download below module and use it.

Add ajax increment and decrement button in minicart magento2