Open registry on the Windows client. From Start and Run, enter regedit to open the Windows Registry.
Navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Veritas\NetBackup\CurrentVersion\ If the key does not exist proceed to step 3 otherwise proceed to step 4.
If the registry path above does not exist. Navigate to HKEY_LOCAL_MACHINE\SOFTWARE\ In the left side pane, right click SOFTWARE and select New and Key In the New Key dialog, enter text Veritas Right click Veritas and select New and Key In the New Key dialog, enter text NetBackup Right click NetBackup and select New and Key In the New Key dialog, enter text CurrentVersion
From HKEY_LOCAL_MACHINE\SOFTWARE\NetBackup\CurrentVersion In the right side pane, right click and select New and String Value and enter the text Install Type
Double click Install Type and enter the text NetBackup Client and click OK.