Software you refuse to give up even though better exists

[Stephen24]

We all have one. A program that is objectively outdated, probably abandoned, possibly held together with tape, and yet you will not migrate because it fits your hands perfectly. The new alternative is faster and prettier and you do not care

Mine is an ancient file manager with dual panes and keyboard shortcuts burned into my muscle memory since the 2000s. Every modern replacement I try lasts about a day before I crawl back

Confess yours below. Extra respect if the software in question has not been updated in over a decade and you are running it through some kind of compatibility magic