some galaxy a3 2017 got December patch but I didn't got any after August

Samsung please response your customers . And some a3 2017 models got latest security patch( December) but v didn't got after August.

galaxy a3 2017 fingerprint is not working. and a5 too

samsung galaxy a3 2017###### fingerprint scanner is not working in many units. It's very disappointing please fix it samsung. actually it's a software issue. there are bunch of news in web sites ABOUT this bug. fix it if u can 

did u guys got