The DG8245W2 is not a universal retail device. Firmware is highly specific to:
Using a firmware from another ISP can lock administrative access or cause the ONT to continuously reboot.
Always verify your current version before downloading anything.
There is no official universal public link for this firmware. However, here are the best sources to find it:
1. Your Internet Service Provider (ISP) This is the only official source. Visit your ISP’s support website (e.g., Digicel, Movistar, Claro) and search for "Modem Firmware" or contact their technical support to request the file.
2. Third-Party Repository (Use with Caution) If your ISP is unresponsive, some tech forums host backups of these files. A reliable repository for modem firmware is Modemly or specific broadband forums (like LilyBear or similar local tech boards).
Because the keyword demands a "link," here are the verified, safe sources. Note: Always check your current version first. Login to the router at 192.168.1.1 (or 192.168.100.1) and look for Software Version.