The 'Immunize' feature is used without reading all the text in the Advanced mode.
Solution: Open Spybot in Advanced mode. Click 'Tools' section. Click 'IE tweaks' icon. Under the 'Miscellaneous locks' group, clear all the check boxes. Close all the Explorer windows. Restart the computer. Open 'Spybot - Search & Destroy'.
Details: Internet Explorer settings can be restricted from being accessed using the Locks function. This feature secures the settings from being changed by another user, but may block your own access.
1) Open Spybot in Advanced mode.
2) Click the 'Tools' section. (The 'Tools' screen appears.)
'Tools' screen.
3) Click the 'IE tweaks' icon. (The 'IE tweaks' screen appears.)
'IE tweaks' screen.
4) From the 'Miscellaneous locks' group, clear all the check boxes.
5) Close all the Explorer windows.
6) Restart the computer.
7) Open 'Spybot - Search & Destroy' to access the IE settings.