Have you ever run into the situation where you could connect your
laptop to your wireless router, but could not browse the Internet? There
could be several things going on in this kind of situation, either your
computer has a problem or the router cannot connect to the Internet via
your ISP.
So if you’re able to connect to a wireless network, but can’t get out
to the Internet, then first check to see if it’s your compute or the
router. You can do this by trying to connect to the Internet from
another computer connected to the same wireless network.
If the other computer can browse the Internet fine, then your
computer is having issues. If not, you should try restarting the
wireless router along with your cable modem or ISP router, if you have
one. If that doesn’t work, call your ISP and they can run some tests to
see if they can reach your router.
On the other hand, if you have a problem with your laptop
connectivity, it’s much harder to solve! Why? Because there are
basically a lot of reasons why an Internet connection may be be
functioning properly. I’ll try to go through as many solutions as
possible to fix this and hopefully one of them works for you!
So if other computers on the network can connect to the wireless
router and to the Internet, first let’s see if it’s a problem with your
wireless or your entire Internet connection. Connect your computer to
the router using a Ethernet cable and see if you can connect to the
Internet.
If so, that means there is something wrong with just your wireless
network connection. If you can’t connect, your TCP/IP Internet stack may
be corrupted. Try these fixes.
Also, make sure your Wireless switch is set to ON before moving on
because a lot of times the Wireless on/off switch accidenality gets
switched to OFF.
Method 1 – Reset TCP/IP Stack
You can try to reset the TCP/IP stack in Windows to possible repair the Internet connection if it is corrupted. Go to Start, Run and type in CMD. Type the following commands:
netsh int ip reset reset.log
netsh winsock reset catalog
Reboot your computer and see if the Internet connection works. If you
have more serious problems with Winsock, read this post from OTT on how
to repair Winsock errors in Windows.
Method 2 – Update driver in Device Manager
Sometimes Windows can have problems with a particular wireless card
because of it’s driver. This problem especially occurs on Windows Vista
machines that have older drivers for wireless card.
Go to Device Manager by right-clicking on My Computer and going to Properties. On the Hardware tab click on Device Manager.
If you see anything with an exclamation point or red X under network
adapters, that might be causing the network connection problems.
Download the latest drivers from the manufacturers website on another
computer and copy them over using a USB stick or CD. Update the drivers
and restart the computer.
Method 3 – Reset wireless network
Sometimes your wireless network may have MAC address filtering
enabled, which means only certain computers can connect to the router.
You can quickly tell if this is the case by simple resetting the
wireless router to default factory settings.
This will remove all security, filtering, port forwarding, or any
other settings that could possibly be preventing your computer from
connecting to the Internet.
Method 4 – Update computer hardware drivers
Sometimes you simply have to update your laptop hardware drivers for
all devices such as the BIOS, firmware, system drivers, etc. It’s also a
good idea to update the operating system with all the latest service
packs and patches.
The problem may not be related to your wireless network card per say, but on the hardware that your OS is running on.
Method 5 – Unsupported wireless security settings
Another issue that can cause connectivity problems to the Internet is
unsupported wireless security settings. Sometimes if you buy a new
wireless router and setup security using WPA or some other strong
encryption, your wireless card may not support it.
In that case, try to turn off all wireless security and see if that
solves your problem. It’s best to just make the network an unsecured
wireless network temporarily so that you can figure out whether it’s the
security settings that are causing the problem. If you can connect to
the Internet when there is no security, then try a different protocol
like WEP.
The next step to take if the above fails is to go to Right Click Network on your desktop and click property and click on your WIRELESS NETWORK CONNECTION then click PROPERTIES and click CONFIGURE and click POWER MANAGEMENT and UNCHECK everything you see there and click OK and CLOSE. Restart the system and connect again.
The next step to take if the above fails is to go to Right Click Network on your desktop and click property and click on your WIRELESS NETWORK CONNECTION then click PROPERTIES and click CONFIGURE and click POWER MANAGEMENT and UNCHECK everything you see there and click OK and CLOSE. Restart the system and connect again.
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