How to Unlock an Excel Workbook Without Knowing the Password

1. Download and install Excel Password Remover 2010 from Straxx.com (see Resources). This is an Excel add-in file that will place two new options, 'Unlock sheet' and 'Unlock Workbook,' under the 'Tools' menu. This is an effective, free program.
2. Try Passware Kit Basic 10.1 (see Resources). This software can recover passwords for Microsoft Word, Excel, and Powerpoint files, as well as passwords for email accounts, network connections and local Administrators.
3. Download Excel Password Recovery Master (see Resources). This software offers near instant recovery of password. Length and complexity of passwords do not affect the speed at which they are recovered. Excel Password Recovery Master also supports Multilingual passwords.