packages managed by the standard APT. However, some advanced users install a Linux terminal environment within Phoenix OS (like Termux) where standard APT commands may be used. Further Exploration Watch a step-by-step tutorial on using the APT tool to increase Phoenix OS storage Read about installing Phoenix OS on Ubuntu
To get the APT tool, you must install a Linux environment inside Phoenix OS, often via a chroot (change root) environment.
If your goal is to use APT and Linux software, you have better options than Phoenix OS: