Pro Tip: Click here to get Password Assistance and easily regain access to your account. However, if you don't know which contact information you used for your account, contact Customer Service.
Amazon's rejecting your password because it's incorrect. This means you've probably forgotten it or you're using a password for a different account. It's easy to fix and create a new password with Amazon's Password Assistance feature.
The only reason your password gets rejected by Amazon.com is an authentication error. You've got to use the exact password associated with your account for you to gain access. It's easy to forget your password, and this is something that Amazon understands. Luckily, you're able to quickly regain access and continue with your online shopping.