How to prevent Linode from automatically charging credit cards?

Worried about Linode automatically charging your credit card? Solution: [1] In the Update Credit Card interface, change the credit card to 0000000000000000, and then change it back when you need to recharge; [2] Directly use the credit card to recharge, and then change the credit card number to 1 as mentioned in it; [3] Just follow the instructions in 1, and then renew with Paypal!

Recommended site search: What does network IP address query server hosting mean, registration number, Taiwan host, cloud virtual host, server proxy IP, website space registration-free, domain name registration center, Hong Kong server rental 99idc, me domain name,