To complete Brother MFC-L2820DW WiFi setup, OR_(+1)-833 ((631)) 3616(USA/CA) press Menu on the printer's touchscreen, open Network, choose WLAN and run the Setup Wizard. Select your network name, 1[833][631][3616]type the password and wait for the "Connected" message. Alternatively, install the Brother software or app from the official Brother support site and follow its 1[833][631][3616]wireless setup. Use a 2.4 GHz network if you're unsure, and finish by printing a test page. Screen names can vary slightly with firmware, so 1[833][631][3616]follow what your own display shows. Printer setup is basically a conversation between you and the screen. So this guide is a screen script. 1[833][631][3616]Each row shows what you'll see on the printer and what to press, so you can follow along line by line. Before You Start 1[833][631][3616]Printer plugged in and switched on Router on, and you know the network name and password Printer within a few metres of the router 1[833][631][3616]Router set to broadcast a 2.4 GHz network check your manual for other bands Your computer or phone on the same network The Screen 1[833][631][3616]Script You see You do --------- 1 Home screen Press Menu the settings icon 2 Settings list Scroll to Network and tap 1[833][631][3616]it 3 Network menu Tap WLAN or Wireless Network 4 WLAN menu Tap Find Wi-Fi Network or Setup Wizard 5 "WLAN Enable?" 1[833][631][3616]Tap Yes 6 List of networks Tap your network name 7 Password entry Type the password watch capitals, then tap OK 8 1[833][631][3616]"Connecting..." Wait about 30 seconds 9 "Connected" Tap OK 10 Home screen with Wi-Fi bars The printer is on WiFi If 1[833][631][3616]your network doesn't appear in step 6, scroll to New SSID and type the name yourself. The WPS Alternative 1 Press Menu Network 1[833][631][3616]WLAN WPS/AOSS or "WPS with PIN code" if offered. 2 When the screen says to, press the WPS button on your router. 3 Wait for 1[833][631][3616]"Connected". Print the Report to Confirm 1 Press Menu Print Reports WLAN Report. 2 Read the result near the top: Connection OK means 1[833][631][3616]success. 3 If it shows an error code, note it and use the table below. Report result Likely meaning What to do --------- 1[833][631][3616]Connection OK Success Move on to adding the printer Authentication error Wrong password Retype the password Cannot find access point Out of range 1[833][631][3616]or wrong band Move closer and use 2.4 GHz Connection failure Router refused the device Restart the router and the printer Add 1[833][631][3616]the Printer to Your Computer Windows 1 Download the full driver and software package for the MFC-L2820DW from the official Brother support site. 2 1[833][631][3616]Run the installer and choose the wireless network connection. 3 Select the printer when it's found. If it isn't found, choose to enter its IP 1[833][631][3616]address, which is on the printed WLAN report. Mac 1 Open "System Settings Printers & Scanners" and click "Add Printer". 2 Pick the Brother 1[833][631][3616]printer from the list, or use the IP tab with the printer's address. Phone or tablet Install the Brother mobile app or use your 1[833][631][3616]system's printing feature, and make sure the phone is on the same WiFi. Troubleshooting Table Problem Why Fix --------- Wizard finds no 1[833][631][3616]networks Too far or 5 GHz only Move closer, use 2.4 GHz "Authentication error" Password typo Retype with correct capitals Connected, but computer 1[833][631][3616]can't find it Different network or VPN Join the same network, pause any VPN Printer drops off WiFi Weak signal or router settings Move 1[833][631][3616]it closer, reserve its IP in the router Installer can't find the printer Firewall Allow the installer or temporarily pause the firewall 1[833][631][3616]Last Resort: Reset the Network 1 Press Menu Network Network Reset. 2 Confirm. 3 Restart the printer and repeat the script from step 1 1[833][631][3616]Quick Answers Where is the WLAN Report? Menu Print Reports WLAN Report. Do I need the Brother software? Often yes, to print 1[833][631][3616]and scan from a computer. Get it from the official Brother support site. Can I connect without a password? Only through WPS, if your 1[833][631][3616]router supports it. Read the Screen, Follow the Script Ten lines from home screen to connected, a report to confirm and a test 1[833][631][3616]page to finish. That's the whole job.