The final release of the 1.20 firmware has fixed a lot of problems however there is still one that has been there for a very long time.
In typical North American style, the developers have failed to comprehend that daylight savings time begins in Oct and finishes in Apr below the equator. So when you attempt to put this in under the Time settings in the Admin Web site, the page reports a fault as it believes this to be an incorrect setting (user error).
Come on guys, you sell this product all over the world, take the time to understand the rest of the world.