To access your Stripe account via WooCommerce Payments to edit your bank account details:
- Go to Payments > Settings.
- Click Manage in Stripe to be taken to Stripe.com
- Click on the Pencil icon next to your bank account information, under the Payout Details section.
- Enter verification code if asked. Edit and Save your new bank details.
Step 1: Click Settings 
Step 2: Click Manage in Stripe 
Step 3: Click Pencil icon to edit Payout Details 
Step 4: Edit bank details