Hi prathibha,
I'll help you resolve the error that you're facing while updating your payment details. However, can you please share more information about it? That way, I can provide the appropriate steps for you.
On the other hand, we have an article with steps to fix errors when updating payment details. Your error could be stated in here: Fix “my subscription payment failed” issues. This includes the basic troubleshooting steps to resolve random issues in the browser.
Feel free to share an update about this. Have a good one!
