Mn model nw?

use WPA WPS TESTER app it's great you can hack Wifi passwords too

Connect to the network Open browser Type 192.168.1.1 on the URL Sign in , with admin admin On Network security tab u can see z password even change it

3 options . 1 . If your phone is above android9 + You can connect to the wifi then goto the wifi settings and share then scan the Barcode . 2. Root your phone and download "wps app" from play store then walla . 3 and final way is . Connet to the wifi goto the router web page . You can go to the router web page usually by typing 192.168.1.1 or 192.168.0.1 . If you pick the 3rd option you might have to talk to me for better explanation in private https://t.me/E_3_14151265

What's your router??

If you rooted your phone it's possible. There's an app called ''wifi pass recovery'' but it will not function if your phone is not rooted

Impossible