Disable or re-enable a saved Wi-Fi network
If you want to stop your BlackBerry device from automatically connecting to a saved Wi-Fi network, but you don't want to
delete the saved network, you can disable the network instead.
On the home screen, swipe down from the top of the screen.
Settings > Networks and Connections > Wi-Fi.
Check that the Wi-Fi switch is on.
Tap a network.
• To disable the network, turn off the Enable Connections switch.
• To re-enable the network, turn on the Enable Connections switch.