How to set up wi-fi on the ECOSYS M5521 printer
Configuring wireless Internet on a print ECOSYS M5521cdn or ECOSYS M5521cdw…
1. Go to the settings using the extreme left key (System menu – Counter):
2. Then select “system network something” (I don’t remember exactly)
3. Enter the default login and password 2100
4. Select the wi-fi network to which we want to connect and enter the network password.