WiFi stopped working randomly on custom PC

When you browse to 10.0.0.1 - does anything pop-up for id/password?
 

My Computer My Computer

At a glance

Windows 7 Pro
Computer type
PC/Desktop
OS
Windows 7 Pro
Yeah, I can log in and everything, but I'm not seeing anything to change at first glance.

Imgur
 

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitIntel Core i5 2500k8GB DDR3 @ 1333MhzGTX 465 (2) in SLI
OS
Windows 7 Home Premium 64bit
CPU
Intel Core i5 2500k
Motherboard
Gigabyte GA-Z68XP-UD4
Memory
8GB DDR3 @ 1333Mhz
Graphics Card(s)
GTX 465 (2) in SLI
Sound Card
Realtek Onboard HD Audio
Screen Resolution
1920 x 1200
Hard Drives
Western Digital Caviar Black 1 TB
PSU
Corsair TX850
Case
Rosewill Challenger
Cooling
Thermaltake SpinQ CPU cooler
There's got to be settings somewhere, I can't see - the screenshot is too small.
 

My Computer My Computer

At a glance

Windows 7 Pro
Computer type
PC/Desktop
OS
Windows 7 Pro
What settings specifically would I need to change? I'm not that familiar with networking but I can navigate the router pretty easily due to all the trial and error I've gone through.
 

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitIntel Core i5 2500k8GB DDR3 @ 1333MhzGTX 465 (2) in SLI
OS
Windows 7 Home Premium 64bit
CPU
Intel Core i5 2500k
Motherboard
Gigabyte GA-Z68XP-UD4
Memory
8GB DDR3 @ 1333Mhz
Graphics Card(s)
GTX 465 (2) in SLI
Sound Card
Realtek Onboard HD Audio
Screen Resolution
1920 x 1200
Hard Drives
Western Digital Caviar Black 1 TB
PSU
Corsair TX850
Case
Rosewill Challenger
Cooling
Thermaltake SpinQ CPU cooler
At the DHCP you should change the following (mind you , the wording may be a bit different):

IP pool Starting Address: 192.168.1.100
Netmask (if applicable): 255.255.255.0
Size of Pool: 50
DNS1: 75.75.76.76
DNS2: 75.75.75.75

You may also want to disable DHCP for IPv6, just to be on the safe side.

And make sure that all your computers' network adapters are set to automatically get IP addresses.
 

My Computer My Computer

At a glance

Windows 7 Pro
Computer type
PC/Desktop
OS
Windows 7 Pro
At the DHCP you should change the following (mind you , the wording may be a bit different):

IP pool Starting Address: 192.168.1.100
Netmask (if applicable): 255.255.255.0
Size of Pool: 50
DNS1: 75.75.76.76
DNS2: 75.75.75.75

You may also want to disable DHCP for IPv6, just to be on the safe side.

And make sure that all your computers' network adapters are set to automatically get IP addresses.

Here are all the settings I can change:



Above is under Local IP Network. When I go to XFINITY Network there are no settings that I can change. When I go to WiFi I can change key and security info.
 

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitIntel Core i5 2500k8GB DDR3 @ 1333MhzGTX 465 (2) in SLI
OS
Windows 7 Home Premium 64bit
CPU
Intel Core i5 2500k
Motherboard
Gigabyte GA-Z68XP-UD4
Memory
8GB DDR3 @ 1333Mhz
Graphics Card(s)
GTX 465 (2) in SLI
Sound Card
Realtek Onboard HD Audio
Screen Resolution
1920 x 1200
Hard Drives
Western Digital Caviar Black 1 TB
PSU
Corsair TX850
Case
Rosewill Challenger
Cooling
Thermaltake SpinQ CPU cooler
OK,

set the Default Gateway address to 192.168.1.1
leave subnet mask as is
DHCP beginning address at 192.168.1.100
DHCP ending address at 192.168.1.150

we are going to leave IPv6 as it is, but on your computer's wireless adapter settings - uncheck IPv6.

After this is done - unplug your wireless USB adapter and then plug it back in.
 

My Computer My Computer

At a glance

Windows 7 Pro
Computer type
PC/Desktop
OS
Windows 7 Pro
OK,

set the Default Gateway address to 192.168.1.1
leave subnet mask as is
DHCP beginning address at 192.168.1.100
DHCP ending address at 192.168.1.150

we are going to leave IPv6 as it is, but on your computer's wireless adapter settings - uncheck IPv6.

After this is done - unplug your wireless USB adapter and then plug it back in.

Okay, I will do this. I'm at work all day so I won't respond for another 8 hours or so. Thanks in advance for all your help!
 

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitIntel Core i5 2500k8GB DDR3 @ 1333MhzGTX 465 (2) in SLI
OS
Windows 7 Home Premium 64bit
CPU
Intel Core i5 2500k
Motherboard
Gigabyte GA-Z68XP-UD4
Memory
8GB DDR3 @ 1333Mhz
Graphics Card(s)
GTX 465 (2) in SLI
Sound Card
Realtek Onboard HD Audio
Screen Resolution
1920 x 1200
Hard Drives
Western Digital Caviar Black 1 TB
PSU
Corsair TX850
Case
Rosewill Challenger
Cooling
Thermaltake SpinQ CPU cooler
OK,

set the Default Gateway address to 192.168.1.1
leave subnet mask as is
DHCP beginning address at 192.168.1.100
DHCP ending address at 192.168.1.150

we are going to leave IPv6 as it is, but on your computer's wireless adapter settings - uncheck IPv6.

After this is done - unplug your wireless USB adapter and then plug it back in.

I think this worked! I have no idea why or how my WiFi stopped working out of nowhere, but so far I've run several Speedtests and my download speed is always around 25 - 30mbps! (I just noticed that I was simultaneously downloading Windows updates after the fresh install) I will update if this changes but so far so good. Thanks a bunch! :party:
 

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitIntel Core i5 2500k8GB DDR3 @ 1333MhzGTX 465 (2) in SLI
OS
Windows 7 Home Premium 64bit
CPU
Intel Core i5 2500k
Motherboard
Gigabyte GA-Z68XP-UD4
Memory
8GB DDR3 @ 1333Mhz
Graphics Card(s)
GTX 465 (2) in SLI
Sound Card
Realtek Onboard HD Audio
Screen Resolution
1920 x 1200
Hard Drives
Western Digital Caviar Black 1 TB
PSU
Corsair TX850
Case
Rosewill Challenger
Cooling
Thermaltake SpinQ CPU cooler
Awesome, fingers crossed it stays this way :party:

If not - come back and we'll pick up from where we left :)
 

My Computer My Computer

At a glance

Windows 7 Pro
Computer type
PC/Desktop
OS
Windows 7 Pro
I regret to say that it appears to be not working still. :(

For some reason, it was working great last night. Today, I can barely do anything. Steam will not login, websites intermittently work and stop working. Baffled. Speedtest results go from 40mbps to 0.01mbps and everything in between.
 

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitIntel Core i5 2500k8GB DDR3 @ 1333MhzGTX 465 (2) in SLI
OS
Windows 7 Home Premium 64bit
CPU
Intel Core i5 2500k
Motherboard
Gigabyte GA-Z68XP-UD4
Memory
8GB DDR3 @ 1333Mhz
Graphics Card(s)
GTX 465 (2) in SLI
Sound Card
Realtek Onboard HD Audio
Screen Resolution
1920 x 1200
Hard Drives
Western Digital Caviar Black 1 TB
PSU
Corsair TX850
Case
Rosewill Challenger
Cooling
Thermaltake SpinQ CPU cooler
Bummer

Did you uncheck the IPv6 on your network adapter?
 

My Computer My Computer

At a glance

Windows 7 Pro
Computer type
PC/Desktop
OS
Windows 7 Pro

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitIntel Core i5 2500k8GB DDR3 @ 1333MhzGTX 465 (2) in SLI
OS
Windows 7 Home Premium 64bit
CPU
Intel Core i5 2500k
Motherboard
Gigabyte GA-Z68XP-UD4
Memory
8GB DDR3 @ 1333Mhz
Graphics Card(s)
GTX 465 (2) in SLI
Sound Card
Realtek Onboard HD Audio
Screen Resolution
1920 x 1200
Hard Drives
Western Digital Caviar Black 1 TB
PSU
Corsair TX850
Case
Rosewill Challenger
Cooling
Thermaltake SpinQ CPU cooler
check the modem's dhcp settings to make sure they are still as we changed them earlier
 

My Computer My Computer

At a glance

Windows 7 Pro
Computer type
PC/Desktop
OS
Windows 7 Pro
Yep, everything is still the same.
 

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitIntel Core i5 2500k8GB DDR3 @ 1333MhzGTX 465 (2) in SLI
OS
Windows 7 Home Premium 64bit
CPU
Intel Core i5 2500k
Motherboard
Gigabyte GA-Z68XP-UD4
Memory
8GB DDR3 @ 1333Mhz
Graphics Card(s)
GTX 465 (2) in SLI
Sound Card
Realtek Onboard HD Audio
Screen Resolution
1920 x 1200
Hard Drives
Western Digital Caviar Black 1 TB
PSU
Corsair TX850
Case
Rosewill Challenger
Cooling
Thermaltake SpinQ CPU cooler
OK, let's set a static IP on your computer. Open your network adapter's IPv4 settings and select "Use the following IP address" option, then enter:

IP: 192.168.1.50
Netmask: 255.255.255.0
Default Gateway 192.168.1.1

DNS1: 75.75.76.76
DNS2: 75.75.75.75

Let me know if there is a difference.
 

My Computer My Computer

At a glance

Windows 7 Pro
Computer type
PC/Desktop
OS
Windows 7 Pro
OK, let's set a static IP on your computer. Open your network adapter's IPv4 settings and select "Use the following IP address" option, then enter:

IP: 192.168.1.50
Netmask: 255.255.255.0
Default Gateway 192.168.1.1

DNS1: 75.75.76.76
DNS2: 75.75.75.75

Let me know if there is a difference.

Okay, I did that. I ran a Speedtest and got ~35mbps down. However, it started rapidly declining in successive tests again. Now, it's not working again. It always works for a couple of minutes, then poops out.
 

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitIntel Core i5 2500k8GB DDR3 @ 1333MhzGTX 465 (2) in SLI
OS
Windows 7 Home Premium 64bit
CPU
Intel Core i5 2500k
Motherboard
Gigabyte GA-Z68XP-UD4
Memory
8GB DDR3 @ 1333Mhz
Graphics Card(s)
GTX 465 (2) in SLI
Sound Card
Realtek Onboard HD Audio
Screen Resolution
1920 x 1200
Hard Drives
Western Digital Caviar Black 1 TB
PSU
Corsair TX850
Case
Rosewill Challenger
Cooling
Thermaltake SpinQ CPU cooler
Annoying :)

Let's try something else. Unplug your wireless adapter, go to Device Manager and uninstall the wireless adapter drivers. Restart the computer, then plug in the adapter, without installing the vendor's drivers, just let windows install the generic ones. Test and report.
 

My Computer My Computer

At a glance

Windows 7 Pro
Computer type
PC/Desktop
OS
Windows 7 Pro
Yeah, Windows cannot find a driver. I tried checking automatic update and it still can't find a driver. I even let it browse my Windows installation disc and it could not find a driver.
 

My Computer My Computer

At a glance

Windows 7 Home Premium 64bitIntel Core i5 2500k8GB DDR3 @ 1333MhzGTX 465 (2) in SLI
OS
Windows 7 Home Premium 64bit
CPU
Intel Core i5 2500k
Motherboard
Gigabyte GA-Z68XP-UD4
Memory
8GB DDR3 @ 1333Mhz
Graphics Card(s)
GTX 465 (2) in SLI
Sound Card
Realtek Onboard HD Audio
Screen Resolution
1920 x 1200
Hard Drives
Western Digital Caviar Black 1 TB
PSU
Corsair TX850
Case
Rosewill Challenger
Cooling
Thermaltake SpinQ CPU cooler
Weird, what kind of network adapter are you using?
 

My Computer My Computer

At a glance

Windows 7 Pro
Computer type
PC/Desktop
OS
Windows 7 Pro
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