Kies

Raised as a usability problem by 7 people on Hacker News over 6 years (2011–2016), in 5 threads.

People raised many different problems with Kies, but no single problem has yet been raised by 3 people in 3 different months and threads.

Unreviewed issues were grouped by machine: Claude Haiku labelled each comment as a usability complaint, named what it's about and summed up the problem in a line, and a small model grouped similar problems. Nobody has checked them by hand. Expect mistakes.

The newest 7 complaints

Forces users through bloatware instead of simply connecting phone like a USB drive2016-10-11
Kies transfers photos over WLAN at about 1 KB/s, predicting 48 hours2015-05-11
Samsung's Kies software made upgrading the phone difficult and kept failing2012-09-20
Upgrading requires a desktop program, Kies, which is cumbersome for users2012-07-11
Kies often fails to recognize devices and updates poorly, and firmware upgrades need manual Odin flashing2012-07-11
Update hangs at 100% CPU after password prompt, with no sign it installed2012-07-11
Desktop software is slow and often fails to recognize reconnected phones2011-02-14