[Europe]

Sofern du UAC (User Accont Control) nicht abgestellt hast, auch mal mit rechter Maustaste und "Als Administrator ausführen" versucht?


Gruß Europe

PS: Alternativ die manuelle Installation

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* Microsoft Windows* Vista / Windows* 7 Manual Installation Instructions
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1. Click "Start" then right click on "Computer" button and select
properties.

2. Click on the "Device Manager" selection on the left.

3. IF UPDATING DRIVER GO TO STEP 5

4. Double click "Video Controller (VGA Compatible)" if present under
"Other Devices". (Go To STEP 6)

5. Select "Display adapters" then double click on the graphics controller
shown.

6. Click on "driver" tab and select "Update Driver".

7. Select the following option: "Browse my computer for driver software"

8. Select the "Browse" button directly.

9. Enter the directory where you unzipped the file you downloaded, and
then enter the "Graphics" subdirectory.

10. Click on the "OK" button and then click "Next" button. The operating
system will install the driver if it considers this an upgrade.

11. Click on the "Close" buttons and then click on the "Yes" button to
reboot. The driver should now be loaded.