Looking for ZyXEL P-870HN-51b firmware

patoune Posts: 1
edited February 2020 in Smart Home Product
I know this product is end of life... but I still have one working at home.
I am looking for its latest firmware but couldn't find it from ZyXEL's official site.

Would someone know where to find it?

NOTE: even the ftp repository doesn't have a copy: ftp://ftp2.zyxel.com/P-870HN-51b/firmware/
(strangely this subdirectory is said to have been modified on 
27/08/2019, 00:13:00


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