バージョンアップ
Meanings
Noun
Suru verb
Transitive verb
1. (software) update; upgrade (to a new version)
2. upgrade (to a device, product, etc.); improvement
Other readings
Examples3
ＭａｃＯＳＸ
Although it's "Mac OS X", that doesn't mean that the Mac OS code itself has been upgraded to a new version.
バージョンアップ
I feel like it's gotten faster after the update.
なんかChrome
It feels like Chrome became much slower when I updated to the newest version, but is it only my imagination?