Open Dial-a-fix and click the hammer icon. Select Flush DNS and click Go
When complete, select Repair Permissions and click Go
When complete, select Repair/reinstall IE and click Go
Reboot when complete and let me know if there's any change.
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You may need to try this also if the Dial a fix step doesn't work.
Download to your desktop FixPolicies.exe, a self-extracting ZIP archive from
HERE.
Double-click
FixPolicies.exe.
Click the
Install button on the bottom toolbar of the box that will open.
The program will create a new Folder called
FixPolicies.
Double-click to Open the new Folder, and then double-click the file within:
Fix_Policies.cmdA black box will briefly appear and then close.
Restart the computer so the changes can take effect.