This document outlines 10 methods for fixing the "Wifi doesn't have a valid IP configuration Windows 10" error. The methods include resetting TCP/IP settings, manually assigning IP addresses, changing DHCP user limits, performing a clean boot, updating wireless drivers, enabling wireless services, and uninstalling antivirus software. Step-by-step instructions are provided for each troubleshooting method.

1. 10 Solutions
Wifi doesn't have a valid IP configuration Windows 10

2. Method 1: Reset TCP/IP in Windows 10
Step 1. You run Command Prompt as Administrator.
Step 2. When Command Prompt appears, you type the following lines:
netsh winsock reset
netsh int ip reset
Step 3. Exit Command Prompt then restart your PC.
This method often solves issues with IP configuration error, but if your PC uses
static IP address you’ll need to set it again. If the commands above didn’t work,
you can also to try these commands as well:
ipconfig /release
ipconfig /flushdns
ipconfig /renew

3. Method 2: Assign IP address manually
 Step 1. First, you press Windows Key + X, then select Network Connections.
 Step 2. Right-click your Wifi network and select Properties from the menu.
 Step 3. Then you click Internet Protocol Version 4 (TCP/IPv4) and select the
Properties button.
 Step 4. When Properties window opens, you choose the Use the following IP
address option and type the IP address, Default gateway and Subnet mask. In
my example I used 8.8.8.8, but you can also set 192.168.1.1 as your Preferred
DNS server.
 Step 5. Finally ,you click the OK button to save the changes.
 Note: In this method, you can also login your modem and disable DHCP and
configure it to set a static IP address to your PC.

4. Method 3: Change maximum number of
DHCP users
You can fix this error by changing the maximum number of dhcp users. Many
modem are often limited to 50 DHCP users, and this can cause Wifi doesn't have
a valid ip configuration Windows 10 error to appear. To fix this error you need
to login your modem and change the number of DHCP users manually.

5. Method 4: Perform a Windows 10 Clean
Boot
Step 1. First of all, you press Windows Key + R, then type msconfig. Then
tap Enter.
Step 2. Once Windows Configuration window appears, you choose Selective
startup and uncheck Load startup items in General tab.
Step 3. Next, you go to Services tab, you check Hide all Microsoft services and
select Disable all button.
Step 4. Then go to Startup tab, you select Open Task Manager.
Step 5. Once Task Manager appears, you will have a list of startup applications.
All you need do to right click each item on the list and select Disable.
Step 6. Now you click Apply then OK in System Configuration window.
Step 7. Finally, you restart your PC.

6. Method 5: Change your wifi name and
password
It was reported that the users can fix Windows 10 wifi doesn't have a valid ip
configuration error by accessing the router(modem) and changing wifi name and
password. To do this, you’ll have to connect your modem with your PC using
Ethernet cable, login your modem and change wifi name and password. For more
details on how to do that, I strongly suggest that you visit this post.

7. Method 6: Update wireless adapter driver
in Windows 10
 Step 1. First of all, you open to Device Manager in Windows 10.
 Step 2. Once Device Manager opens, you need to find your wireless device,
right-click it and select Uninstall.
 Step 3. At this step, you right-click on the Network adapters entry and click
Scan for hardware changes. Windows 10 will automatically install the default
wireless driver for the PC. If the default wireless driver works well, you may
continue using it, but if there are any Wifi doesn't have a valid ip
configuration Windows 10 errors you might have to download the latest
driver and install it.

8. Method 7: Change Wifi channel width to
Auto
 Step 1. Press Windows Key + X then click Network Connections in the menu
bar (see Step 1 - Method 2).
 Step 2. When Network Connections window appears, right-click your Wifi
connection and go to Properties from the menu. Then you select
the Configure button and go to the Advanced tab.
 Step 3. Under Advanced tab, you find 802.11n Channel Width for
band 2.4 and change it to Auto.
 Step 4. Finally, you select OK to save changes.

9. Method 8: Ensure that DHCP is Enabled for
local area connection
 Step 1. First of all, you go to Network Connections (see Step 1 - Method 2).
 Step 2. Then you find your network adapter, right click it and
select Diagnose.
 Step 3. At this step, you need to wait for the scan to finish.

10. Method 9: Enable Wireless Network Related
Services
Step 1. You press Windows Key + X to opens the Run box. Then type services.msc in Run box and tap Enter to open the Services Manager.
Step 2. Then you scroll down and find to the services listed below and Startup Type.
Network Connected Devices Auto-Setup
DHCP Client
Network Connection Broker
Network Connections
WLAN AutoConfig
Network Connectivity Assistant
Network List Service
Network Location Awareness
Network Setup Service
Network Store Interface Service
Step 3. Now, you double-click on the service. In the General tab, if the Service status is stopped, you select the Start button to enable it. Next,
you select Automatic of Startup type.
Step 4. Finally, you click Apply then select OK to save the changes.

11. Method 10: Uninstall your antivirus
software
 If the methods above don’t fix, you also try to remove your antivirus and firewall.
Firewall or Antivirus software can often interfere with your Internet connection,
and if you’re getting Wifi doesn't have a valid ip configuration windows
10 error, you can to temporarily turn off firewall and uninstall your antivirus.
Some antivirus software (AVG and Avast) can cause this problem, and after
deleting the problematic software the problem was resolved. If deleting the
antivirus software fixes the issue, you can proceed and update the latest version
of your antivirus or change to the different antivirus software better.
 Hope this tutorial can help you fix the Windows 10 Wifi doesn't have a valid IP
configuration and make your WiFi available again. If you have any problems, just
comment below and give me your email, I will guide you step by step Wifi doesn't
have a valid ip configuration Windows 10 fix.
Source: http://howtoinstallwindows10.com/wifi-doesnt-have-a-valid-ip-configuration-
windows-10/