1. Double click the downloaded Best Disk Lock setup program(bdlsetup.exe)
2. Click Next on the "Welcome" page
3. Carefully read and accept the licence agreement, then click Next step by step
4. Click Install to install Best Disk Lock
5. Click Finish to start Best Disk Lock for the first time
6.You can also open Best Disk Lock by double-clicking its desktop shortcut or click: Start - All Programs - Best Disk Lock.