Jquery upgrade from 1.12 tio latest jquery 3.x.x

Hi Dear client I am ready to upgrade the jquery and i will give you 100% satisfaction with requirements. You can check my previous work and reviews. Thanks

Hello sir, I hope you are doing well, I am expert in magento store development with 4 years of experience. I have strong skills over magento costomiztion and any type of js, css, ajax issue. I can update your jQuery version through admin panel without any confliction at front-end as well backend. I will work before get the all backup so don't worry about that. I can start work right now. If you have any queries then ask me without hesitation I will happy to assist you. Thank you so much to give me your precious time. Regards.