Internet Explorer 7 / 8 appear broken. Error pages such as “Certificate Error” do not display full information, lots of script errors, “more information” gives blank information, can’t click “continue” on certificate error pages (which means you can’t accept a self-signed cert).

Fix: (download subinacl first).

subinacl /subkeyreg HKEY_LOCAL_MACHINE /grant=administrators=f
subinacl /subkeyreg HKEY_CURRENT_USER /grant=administrators=f
subinacl /subkeyreg HKEY_CLASSES_ROOT /grant=administrators=f
subinacl /subdirectories C:\ /grant=administrators=f
subinacl /subkeyreg HKEY_LOCAL_MACHINE /grant=system=f
subinacl /subkeyreg HKEY_CURRENT_USER /grant=system=f
subinacl /subkeyreg HKEY_CLASSES_ROOT /grant=system=f
subinacl /subdirectories C:\ /grant=system=f