Manually the user cannot unlock the PST file password and only a few professional applications in the market are reliable. Therefore, we advise you to use third-party solutions that can password-free any Outlook data at once. Malsaddy PST Password Remover tool can remove the data very easily without changing the old password and changing the new password. The data is able to organize all the mail properties together and also maintain the structure.
Read more: Reset PST Password