If you want, I can:
To function on Android 4.4.2, the user would likely need a version of Gmail released around 2016–2017. For example, Gmail v7.x is historically one of the last versions with broad support for KitKat, though later versions may technically install, they often crash.
However, you can still access your mail using these workarounds: 1. Download a Compatible Legacy APK
Even with the app installed, you might face a "Communication with Google servers" error. This is because on KitKat is largely deprecated.