**** Before you install ISDN card driver, ****
**** or you want to remove the ISDN driver completely, ****
**** please read this notes first. ****
**** June 9, 1999 ****
1. Delete all of our ISDN cards from
ControlPanel->System->Hardware->DeviceManager
2. Run Regedt32
3. Delete Keyname ,"{81055EB3-6FBF-11d2-8890-0000C0050CC6}", under
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Class
4. Delete Subkey
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\ISDNLink
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\wanlink
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\link100 (if exists)
5. Change directory to your WINDOWS\INF subdirectory and delete
a. ISDNNDNT.INF file (if exists)
b. OEM*.INF which is related to LINKNT5.INF, where *=0,1,2,.....
(if exists)
c. ISDNLINK.INF
d. OEM*.INF which is related to ISDNLINK.INF, where *=0,1,2,....
6. Shutdown machine
7. Power on machine
8. Install drivers as usual pnp devices
Download Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.