1, new hotspot Click on the Network icon of the taskbar, select Edit Connection, then click Add and then select WiFi in the type, click New Click General, cancel when available automatically link to this network and then click Wi-Fi, the connection name, such as my is Ubuntu,ssid is the mobile phone can search the hot name, If my is Ubuntu, mode select Ad-hoc, other default click Wi-Fi security, safe choose WPA and WPA2 Personal, fill in their password and then click IPv4 Settings, method selection and other computer sharing, click Save 2, enter/etc/networkmanager/ system-connections/directory, you can see just the new WiFi hotspot (Ubuntu) executed in the terminal sudo gedit./ubuntu, change the mode= back to the AP, save 3, click the Network icon on the taskbar, select Create a new WiFi network, Connect the dropdown to select the hotspot you just created, click Create to OK.
Ubuntu creates Android to identify hotspots