The free firmware update for the Fritz! Box 7170 (SL) corrects technical defects and brings new features. bring updates for the Fritz box always something positive with it - - from eradicating minor errors to complete reimplementation of functions! not only for hobbyists! By increasing the range of the wireless network to the retrofitting of new features included and standards the AVM firmware package is good is always a nice surprise. Always fresh details on the latest innovations of the current updates can be found in the download area.