You have me to help you re-subscribe your account, anujsharma-7503.

As of now, the option to re-subscribe QuickBooks Online for a year is unavailable. However, we can still renew it under the Billing & Subscription page. Let me guide you how:

1. From the Gear icon, select Account and settings.
2. Go to the Billing & Subscription tab..
3. Click Renew.
4. Follow the prompts to renew your subscription.

Also, if you want to update your billing information, you can check this reference: Update billing, payment, and subscription info in QuickBooks Online.

I'll be glad to help if you have other concerns. Have a good day!