If you have forgotten your password for xfinity and entered an incorrect password, you can use these steps to retrieve your xfinity.com login new password.
First go to the xfinity login official page and click on the forgot username or password.
Then select the password and enter the inked email which you have entered during the sign process.
Then follow the guide which appears on the screen of your identity.
After verifying your identity, you will be able to reset the password to the new one.
At last you will get a password reset link on email, verification code with text message, then you can easily create the new password.