Canon TS3300 Series Online Manual page 231

Have you entered the proper password specified for the Wireless Direct?
Check5
To check the password specified for the printer, print out the network setting information of the printer.
Printing Network Settings
Make sure the printer is not placed too far away from the device.
Check6
If the distance between the printer and device is too far, wireless communication becomes poor. Place the
printer and device close to each other.
Make sure 5 devices are already connected.
Check7
Wireless Direct does not allow more than 5 devices to be connected.
231