Science and Technology Desk: When a guest comes to your house, the first thing they ask for is the WiFi password. Although all Wi-Fi networks are password protected, almost all router manufacturers offer ways to log into the network other than a password. However, using his WiFi network without someone's permission can lead to legal problems. So take necessary permission before connecting to any network.

WiFi

How to connect wifi without password?

Using WPS—

If the router has WPS enabled, you can log in without a password. See how to do it?

* Open Settings on smartphone.

* Now select WiFi in the network section.

* Select Advanced Settings.

* Select Connect by WPS Button.

* Now press the WPS button on the router. If you press and hold this button on the router for 30 seconds, your phone will connect to the WiFi network.

* After that your phone will automatically connect to this router every time.

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Guest mode without password on router—

Some routers can create guest networks. You can temporarily enable this option to give WiFi access to guests.

* Enter 192.168.0.1 or 192.168.1.1 in the address bar of the computer browser.

* Login with username password. If you don't know the password, check with 'admin'.

* After logging in, select guest network from WiFi settings and enable it.

* Enter the name for the guest network. Leave the security blank.

WiFi Login via QR Code—

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WiFi login via QR code is relatively complicated. You can easily log in by typing the password from this. Also see how to log in to WiFi network by scanning QA code.

From laptop—

* Open qrstuff.com website on friend's laptop.

* Here select Wifi Login option on the left side.

* Now enter the SSID and password of the network.

* After that you will see the QA code on the top of the display. Scan this QR code from smartphone.

* Select Connect to this network after scanning.

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From smartphone—

* Install WiFiKeyShare from Play Store.

* Install this app on friend's smartphone.

* Ask a friend to give the SSID and password of the network.

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* Now the QA code will appear on the friend's phone display.

* Login by scanning this code.