How to run ByebyeData Eraser as Administrator
There're two ways to run ByebyeData Eraser as administer, one is to run it for once and the other is to always run it as admin.
1 Run it for once
Right-click on ByebyeData Eraser's icon and choose Run it as Administrator.
2 Always run it as administrator
1. Right-click on the icon and click Properties
2. Click the Capacity tab and check the Run this program as administrator box
Or, if you want to all the users of this computer have the administrator privilege; you can click Change settings for all users button.
And check the box in the screenshot below.