To do that, look at the stickers on your Wi-Fi router. Temporarily disable the third-party antivirus or firewall software.ĭouble-check the SSID and password details you’re trying to establish a Wi-Fi connection with are valid. Right-click the system tray icons for third-party antivirus or firewall utilities to select disable settings that are often on their context menus. Users with third-party antivirus or firewall software should either disable or uninstall those utilities. Select the radio buttons for both the Turn off Windows Defender Firewall options, and click OK to confirm.Click Turn Windows Defender Firewall on or off to open those settings.Select Windows Defender Firewall to open the Control Panel applet shown directly below.Click the magnifying glass button icon on the left side of Windows 10’s taskbar, which opens the search box.How do I get my Epson printer to print wirelessly? 1. However, firewalls can also block Epson wireless printer connections. This wireless printing error can be a printer driver issue. Some WF-3640 users, who have already set up the printer, might see a Printer is offline message when they try to print wirelessly. That issue can also arise due to network settings conflicts or dropped Wi-Fi connections. The wireless setup might fail due to users entering invalid SSID or password details. Some users might see an Epson Printer Wi-Fi Setup Failed message when trying to set up the WF-3640 for wireless printing. Why is my Epson printer not connecting to Wi-Fi? In either case, the printer usually can’t connect to Wi-Fi. However, some WF-3640 users can encounter wireless issues during printer setup or when they try to print with a wireless connection. The Epson WF-3640 is a printer that you can print wirelessly with by connecting it with your Wi-Fi network. Home › Complete Guides on Troubleshooting Tech Issues › Peripherals › Epson WF-3640 won’t print wirelessly

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