How do I fix this ?? It's a Acer computer - Computers & Internet

You will have to open up your network connections Click start control panel network connections this may vary depending on your operating system look for local area connection if you see a red x or a yellow exclamation or question mark ! ? you will need to update or install the driver or it could be firewalled, If you are trying to connect through a modem/router you it should have come with a disk then you might have to connect the usb lead to your modem to get a connection then Click start control panel administration tools computer management device manager scroll to network adapters should see a yellow question ? exclamation mark ! or a red X right click install drivers. The driver might be on the disc supplied by your ISP internet service provider or the motherboard disc Click start type cmd press enter you will be in DOS mode type in ipconfig press enter you will see all o fyour internet connection details type in your default gateway adress into your internet search should read something like 10.0.0.138 Make sure you Ethernet/internet is enabled in bios restart your computer during the boot up process you will see on your screen a certain key to press to enter set up (BIOS) press and hold that key to enter bios using arrow keys navigate to integrated peripherals look for SiS On Chip Pci Device press enter scroll to SiS 10/100m press enter make sure its "Enabled"imake sure its enabledPci device arrows key scroll to nstalled. Hope this helps.