Hi @Keshanu,
I understand your concern regarding linking bank account, I will help you with the steps to add bank account , Please clear cache and cookies on your device and if that doesn't work, try using a different device and linking bank. If your still facing issue, it is best to give us a call. Once we can verify some information with you over the phone, we can aid in resolving the issue. You can find the number to reach us by going to https://www.paypal.com, scrolling to the bottom of the page and selecting 'Contact'. Please visit the link to get more information when you face this kind of issues.
Thank you,
Harsha
