When your WI-FI doesn't work What should you do

When your PC ( Laptop or desktop) can't access your WI-FI Network, at first you decide where the problem is - your laptop ,desktop or your WI-FI router.So you first go on to test your WI-FI network connectivity by another laptop, tablets or smart phone  which is able to connect  WI-FI network.If other laptop or device can connect your WI-FI network, you can find out where the problem is.If another device can connect your WI-FI - problem is with your laptop or desktop. If other laptop or device can't connect your WI-FI network -  problem is your router or network connectivity.You can check your connectivity test by PING command - Attempt to ping command, open run and type  : ping 192.168.1.1 -t ( 192.168.1.1 is the router default gateway IP address).If you can't find router IP address - open run - type CMD - Click OK and type ipconfig and press enter.

STEP 1
At fist you find out your WI-FI router is turned on.Make sure your laptop's WI-FI driver is enabled.make sure your laptop have in the your WI-FI range. Remember your network SSID or router name, remember your right WI- FI security password.When you connect to the network Click the WI-FI icon (network SSID) in the notification or customize the area of the laptop and Click connect and type your right security password carefully.you can test your laptop firewall setting.you can turn off firewall temporarily and test again. If works, find out what's wrong with your security password or firewall setting.

STEP 2
If your desktop can't connect your router or network,make sure the Ethernet LAN driver of your desktop is turned on If it is disabled you can't connect. Make sure others network configuration have on the driver such as IP address, subnet mask, default gateway or Domain name system address.If have, remove the configuration. If your desktop connects your router through Ethernet cable, make sure Ethernet cable or connection is OK.