Operation Manual

Removing the Driver Software
Controller C4 – 4 Driver Software Installation in Windows NT 19
2. Double-click the “Add/Remove Programs” icon.
3. The “AVM ISDN-Controller C4” appears in the list of in-
stalled programs. Select this entry.
4. Click the “Add/Remove” button. The uninstallation pro-
gram starts.
5. First select the ISDN-Controller that you want to remove
and click “Continue” .
6. Now the program indicates which folder contains the
driver software for the selected ISDN-Controller. Con-
firm once more by clicking “Continue” .
7. Finally, you are prompted to restart Windows NT in order
for the change to take effect.
Only one ISDN-Controller can be removed at a time. If you
have installed several controllers and want to remove them
all, you must repeat the above procedure several times. Win-
dows NT must be restarted only once, however, after the last
uninstallation.