The Insert Key Issue Is a Dealbreaker for Many
Logitech chose to make the Insert key default to a language switcher — and didn't include it in FN Lock. Multiple Reddit users returned the K650 specifically for this reason, and the workaround involves third-party tools like PowerToys or manual Linux configs. For power users who rely on Insert-based shortcuts in legacy software, it's a frustrating design choice with no clean fix.
