RestrictionsWhen connecting another device while a device (such as a smartphone) is already connected to theprinter, connect it using the same connection method as the connected device.If you connect using a different connection method, the connection to the device in use will be disabled.Connection Using a Wired Network cannot be performed on printers that do not support a wiredconnection.Connection Using an Access Point• Make sure that a device and an access point (or wireless network router) are connected. For detailson how to check the settings, refer to the manual supplied with the access point or contact itsmanufacturer.As for a device already connected to the printer without using an access point, reconnect it via anaccess point.• The configuration, router functions, setup procedures and security settings of the network device varydepending on your system environment. For details, refer to the manual of your network device orcontact its manufacturer.• Check if your device supports IEEE802.11n (2.4 GHz), IEEE802.11g or IEEE802.11b.• If your device is set to the "IEEE802.11n only" mode, WEP or TKIP cannot be used as a securityprotocol. Change the security protocol for your device to something other than WEP and TKIP orchange the setting to something other than "IEEE802.11n only."The connection between your device and the access point will be temporarily disabled while changingthe setting. Do not operate the screen of this guide until the setup is complete.• For office use, consult your network administrator.• Take added care when connecting to a network that is not protected with security measures, as thereis a risk of disclosing data such as your personal information to a third party.Connection without Using an Access PointImportant• If you connect a device connected to the Internet via an access point to the printer that is in accesspoint mode, the connection between the device and access point will be disabled. In that case, theconnection of the device may switch to a mobile data connection automatically depending on yourdevice. When you connect to the Internet using a mobile data connection, charges may applydepending on your contract.• When you connect a device and the printer in access point mode, the connection information willbe saved to Wi-Fi settings. The device may be connected to the printer automatically even afterdisconnecting it or connecting it to another access point.• You cannot connect to an access point and the printer that is in access point mode at the sametime. If you have an access point, it is recommended that you use the access point to connect tothe printer.• To prevent automatic connection to the printer that is in access point mode, change theconnection mode after using the printer, or set not to connect automatically in the Wi-Fi settingsof the device.For details on how to change the settings of a device, refer to the manual supplied with thedevice or contact its manufacturer.31