If you cannot remember your Master Password and are unable to recover it using all of the recovery options, unfortunately it means that your account must be reset so that you can create a new Master Password. This will allow you to start over using the same email address as you used before.
For instructions on how to delete your account to purge all of your LastPass Vault data, see How do I delete my LastPass account?.
Please be aware that OU and LastPass Customer Care has no knowledge of a user's Master Password. It is not possible for us to reset or change a user's Master Password if it is forgotten.
Some of your established account settings, including but not limited to the following:
Your account status, including current trial or paid subscription plan.
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