Troubleshooting -Disable-
"Failed to connect to the wireless router." Appears
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Check1 Is the wireless router turned on?
If it is already turned on, turn it off, and then turn it back on.
Do not proceed to the next screen of this guide until the power is turned on. The connection to the network device will be temporarily disabled.
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Check2 To reset the error, and then redo the printer setup.
Tap OK.
Proceed to the link destination and continue from step 4.