You can find it on the sticker on the back of the HT2000W modem. You can also find it by going to the System Control Center with a LAN connected device, clicking on WiFi Settings, and using "admin", without the quotes, as the password to get in to the WiFi settings. The Network Security Key will be listed as "Password" in the WiFi settings.
AMD Ryzen 5 3400G | XPG SX8200 Pro 500GB M.2 NVMe SSD | Western Digital Blue 500GB HDD | 16GB Corsair DDR4-3000 | Windows 10 Pro 64-bit
