outdatedsoftwarephobia 

The fear or condescension of programs and other operating information used by a computer which are not kept up to date, especially if the updates are freely accessible for the hardware currently in possession. From the Greek "phobos" meaning fear and the English "outdated" and "software" meaning outdated and software respectively.

Why are you still on macOS Sierra when High Sierra is fully baked‽ You trigger my outdatedsoftwarephobia!

outdatedsoftwarephobia by Braŭljo June 14, 2017

Outdatedsoftwarephobia 

Irrational fear of not updating due to security issues on the older version of the software.

He has severe Outdatedsoftwarephobia, he saw me using Windows 10 21h2 and freaked out

Outdatedsoftwarephobia by martin1246 October 8, 2025