I can't connect to the Internet wirelessly and my network name is not listed in Available Networks

Since you forgot the password to Wi-Fi network, you need to reset the Linksys EA6900 to factory defaults. There are two (2) ways do this: Hardware Reset Press and hold the Reset button on the back panel of the Linksys Smart Wi-Fi Router for about 10 seconds then release. Software Reset Log in to your Linksys Smart Wi-Fi Account. Under Router Settings, click Troubleshooting > Diagnostics. Click Reset under Factory reset.

Since you forgot the password to your router, you need to reset it to factory defaults: There are two (2) ways to reset the Linksys EA6900 to factory defaults: Hardware Reset: Press and hold the Reset button on the back panel for about 10 seconds then release. Software Reset: Log in to your Linksys Smart Wi-Fi Account. Under Router Settings, click Troubleshooting > Diagnostics. Click Reset under Factory reset. Resetting your router means you are willing to lose following settings.: (1) Router username and password. (2) Wi-Fi username and password. (3) Firewall settings. (4) Portforwards you have setup. (5) Any other changes you have made.