This will fix Ipad unable to join the network Failed to join networkiOS 789101112131415
#ipad
#ipadmini5
#ipadair4
#ipad3
#ipad4
#ios9
#ios10
#ios11
#ios12
#ios14
#ios15
#wifi
#ipad
#wifipassword #wireless #unabletojoinwifi
#ipadwifiproblem

Solution 1 reset network settings
#solution2reset iPad and restore with iTunes only , don’t restore with 3U tools or other tools

3use iOS 101112131415 as hotspot
Because
iOS to iOS hotspot is blocked on iOS 16 and higher which seems to be a classic bug



4Final Solution Use android as hotspot with same SIM card it will work like charm