Just restart the access point and redicover the devices in your range and it will show your access point
its just IP Conflict.
Make sure the router is broadcasting the SSID. If it isn’t broadcasting, the device will not show up in the network and you have to connect to it manually.
First of all you must add your SSID in your laptop or desktop Wireless Lan connection -propeties-available wireless network-add
Then you turn on your wireless device and if it is in the broadcasting limit then automatically find the router.because some laptop could not recognize your wireless router.