Changed account number and need to update Netflex

Method 1 Changing Your Payment Information

1. Log into the Netflix website. ...
2. Open your account page. ...
3. Click the "Update payment method" link. ...
4. Select the payment method you would like to use. ...
5. Call your credit card company or bank if your card cannot be verified.

How do update my Netflix account information
How do you update your Netflix account payment information?
Sign into the Netflix to update your Netflix payment method.

Not enough information to answer. Need manufacturer and model number before we can help.

Assuming though, that you have a smart TV that has a Netflix app, you also need to have a Netflix account before you will be able to use it.

Go to Netflix.com, Next to your Name (Top Right of screen) there is a dropdown arrow, Click on that & select My Account. To the far right of your current credit card, select Update payment Info.

NETFLIX CUSTOMER SUPPORT PHONE:
1-888-638-3549
PRESS 0 AT EACH PROMPT.
Average Wait: 5 mins - 24 hours, 7 days
OR
Netflix Calls You Instead
http://gethuman.com/call-back/Netflix/
http://www.netflix.com

Average Wait: 5 mins - 24 hours, 7 days
Netflix Calls You Instead

Netflix Calls You Instead

If you'd like to update your Netflix account information, you can simply visit the Your Account page after logging into the Netflix website. Once you save your updated information on your account, we'll send you a email confirming any changes you've made.

You can use your account or create her own account but just remember you have to pay for each new account so aternative is you let her use your account

If you'd like to update your Netflix account information, you can simply visit the Your Account page after logging into the Netflix website. Once you save your updated information on your account, they'll send you a email confirming any changes you've made.

There's more info available at the Netflix website.
How do update my Netflix account information

Hope that helps!