WiFi WPS

[SagarMaheshwari]

Where is the option of The WiFi WPS in galaxy M21.

To connect to WiFi without password 

[Ehsank]

if you are talking about mobile hotspot then
open hotspot >click on 3 dot at right top corner> configuring hotspot >click beside password and enable open

[SagarMaheshwari]

No it is WIFi WPS which is that through which we can connect our phone to WiFi without any password

[SagarMaheshwari]

By Just click the button which is on the back of the router and then open the option of WiFi WPS in the phone and then it automatically connected to WiFi

[Ehsank]

from router or from another mobile?

[SagarMaheshwari]

From router

[Ehsank]

did you have copmputer?
if yes then you need to connect first
then there will be settings in advance settings