Uchi No Otouto Maji De Dekain Dakedo Mi Ni Kona Install [portable]

The series follows a petite boy named Nao who has a "problem"—he is physically small but has an unusually large anatomy. His older sister, Chiaki, decides to show him off to her friends, which leads to the adult-oriented situations characteristic of this genre.

It sounds like you might be referring to a — possibly a bug report, forum post, or technical documentation — about a software or hardware issue where the user describes their system environment ("my younger brother" could be a personified device, or a typo/code name) being large (big storage, big screen, big specs), but something doesn't install correctly ("doesn't come to me"). uchi no otouto maji de dekain dakedo mi ni kona install