I use a computer, I will post my PC specs below.
I deleted DATA from both Chrome and Firefox, and tried logging in and still got the same message.
By this time I have reset password 3 times, using a different password each time.
I don't use autofill or password save, because multiple people use this PC.
"The email address or password provided does not match our records. Tip: You can verify your Roku account email address from your device by visiting Settings."
Please click or paste the link below into your internet browser to reset your password.