Learn how to fix can't connect to this network Windows 10 Wifi

1. 10 Solutions:

2. Solution 1: Uninstall and reinstall Network
Adapter in Windows 10
 Step 1. First, you open Device Manager in Windows 10.
 Step 2. When Device Manager opens, you locate your Network Adapter in
Windows 10.
 Step 3. Right-click your Network Adapter and click Uninstall to delete it.
 Step 4. Finally, you restart your PC and Windows 10 will automatically install
the new driver.

3. Solution 2: Update the drivers for your
Wireless Network Adapter
 Sometimes problems with network Wifi are caused by outdated driver, and in
order to fix can't connect to this network Windows 10 Wifi, you’ll need to
update drivers for Wireless Network Adapter. To do this, I recommended you
to use this driver updater tool (100% secure and tested by my PC). This tool
does it automatically.

4. Solution 3: Change Wifi channel width
 Step 1. First of all, you press Windows Key + S, and type network. In the list
of results, you select Network and Sharing Center.
 Step 2. When Network and Sharing Center appears, you select the Change
adapter settings.
 Step 3. Now you need to find your wireless adapter and right click it. Then
select Properties from the menu.
 Step 4. When Properties window appears, you go to Advanced tab.
 Step 5. At this step, you choose the 802.11 channel width and change the
value. Many users have recommended that changing the value to 20 MHz has
fixed the error for them.
 Step 6. Finally, you click OK to save the changes.

5. Solution 4: Disable IPv6 on your computer
 Step 1. First of all, you open Network and Sharing Center (as Step 1 - Solution
3).
 Step 2. Locate the Connections section and select your current connection.
 Step 3. When Connection status window opens, you select
the Properties button.
 Step 4. You locate Internet Protocol Version 6 (TCP
/IPv6) and uncheck it. Then you click OK button to save the changes.

6. Solution 5: Use ipconfig /release command
 Step 1. First of all, you open Command Prompt as Administrator.
 Step 2. When Command Prompt (Admin) opens, you type the the following
lines and after each line tap Enter to launch it:
 ipconfig /release
ipconfig /renew
 Step 3. Finally, you close Command Prompt and try to connect to the network
again.

7. Solution 6: Disable and enable your Wifi
connection
 Step 1. You open Network and Sharing Center (see Step 1 - Solution 3).
 Step 2. Then you select Change adapter settings.
 Step 3. Find your Wifi connection, then right-click it and select Disable.
 Step 4. Right click the same connection again and click Enable.

8. Solution 7: Forget The Wireless Network
Connection
 Step 1. First of all, you open Settings App and navigate to Network &
Internet.
 Step 2. Then you click Wi-Fi section, then select Manage Wi-Fi settings.
 Step 3. Next, you scroll down to the Manage known networks, click your
Wireless network and select Forget.
 Step 4. Finally, setting up the same your wireless network connection again.

9. Solution 8: Change the wireless network
mode b or g
 Step 1. You go to Network and Sharing Center (see Step 1 - Solution 3).
 Step 2. Next, you select Change adapter settings, then find your wireless
network adapter, right click it and select Properties from the menu.
 Step 3. When the Properties window appears, you click the Configure button.
 Step 4. Under Advanced tab and you click Wireless mode from the list. Now
you will change the value of wireless network mode 802.11b or 802.11g.

10. Solution 9: Create a New network
connection in Windows 10
 Step 1. Go to Network and Sharing Center (see Step 1 - Solution 3).
 Step 2. Then you select Set up a new connection or network.
 Step 3. Select Manually connect to a wireless network and select Next.
 Step 4. Now you type the requested information such as Wifi network
name, Wifi network password and Security type.
 Step 5. You select Next to save the process. If the problem persists, go to the
Solution 10.

11. Solution 10: Change network adapter
 If all solutions don't work, I recommend you should change network adapter.
Because some network adapter aren’t compatible with Windows 10 (USB
WiFi), in this case you must to replace a newer model.
 If you have any problems, just comment below and give me your email, I will
guide you step by step how to fix Can't Connect To This Network Windows
10 Wifi
Source: http://howtoinstallwindows10.com/cant-connect-to-this-network-
windows-10-wifi