If you are using an older device running Android 4.x (such as KitKat or Ice Cream Sandwich), standard installation methods will not work. However, there are alternative ways to get a Linux-like terminal environment on your legacy device. Why Termux Doesn't Work on Android 4
The official Termux application has . From its initial release, Termux required at least Android 5.0 (Lollipop) because older versions lacked compatibility with modern system libraries (libc) needed for its package collection. termux android 4
Since official support is non-existent, you can try these terminal emulators and Linux environments designed for older hardware: If you are using an older device running Android 4
If you only need to access a remote Linux server via SSH, JuiceSSH is a powerful, user-friendly client that maintains compatibility with many older Android versions. From its initial release, Termux required at least Android 5