This page lists the major problem(s) of each release. As a reminder, you can upgrade your device via a browser using method A: bin file and via a microSD card using method C: img file. Current official firmware is "2019-01-01".
The new extract video feature of 2018-09-09 has a small bug. Everything has been fixed in firmware 2018-10-10.
A few minor bugs were introduced in 2018-06-06 because of the new cloud interface. Everything has been fixed in firmware 2018-07-07.
The ball detection was less reliable under some specific light conditions. There is also a couple of small bugs that prevent the new streaming feature as well as changing the name of the device. Everything has been fixed in firmware 2018-04-04.
Some devices can show a black screen when doing "Line Call". The cameras appear black. It has been fixed in firmware 2018-03-03.
The units appears frozen if the date is changed to the future. It has been fixed in firmware 2018-02-02.
Some devices have ghost touches. It has been fixed in firmware 2017-10-31.