If your OS is Windows 95 and you decide to install the Realtek 8139C drivers, the 

procedures are listed as follows.

1. Enter the Control Panel in, double-click the Network icon.

2. Click the Add button and press the Add button after the adapter be selected. 

3. Select ˇ§Have Diskˇ¨ after insert the CD PRO disk into the drive selected.

4. Type x:\Realtek 8139C\W95OSR and click OK.

5. Select "RTL8139(A/B/C/8130)PCI Fast Ethernet NIC" from the list of available drivers and click OK.

6. Follow any prompts for Windows 95 installation disks and restart when prompted.