When Wi-Fi Direct (simple AP) connection is enabled, you can change the settings from 
> Wi-Fi Direct > Start Setup > 
, and then the following menu items are displayed.
Change the Wi-Fi Direct (simple AP) network name (SSID) to a name of your choice. You can enter the network name (SSID) using ASCII characters displayed on the software keyboard on the control panel.
When changing the network name (SSID), all connected devices are disconnected. Use the new network name (SSID) if you want to reconnect the devices.
Change the Wi-Fi Direct (simple AP) password o a password of your choice. You can enter the password using ASCII characters displayed on the software keyboard on the control panel.
When changing the password, all connected devices are disconnected. Use the new password if you want to reconnect the devices.
Change the Wi-Fi Direct frequency range. You can select 2.4 GHz or 5 GHz.
When changing the frequency range, all connected devices are disconnected. Reconnect the devices.
Note that you can only reconnect devices that support the 5 GHz frequency range when changing to 5 GHz.
Disable the printer's Wi-Fi Direct (simple AP) feature. When you do this, all devices connected to the printer in Wi-Fi Direct (Simple AP) connection are disconnected.
Restore all Wi-Fi Direct (simple AP) settings to their defaults.
Any saved Wi-Fi Direct (simple AP) connection information about connected devices is deleted.