Always back up your data and research thoroughly before attempting any modification. Proceed at your own risk.

If you want a smoother experience, consider debloating the stock ROM (disabling/uninstalling bloatware via ADB) or using a lightweight launcher like Niagara or Lawnchair. If custom ROMs are essential to you, consider selling the A04 and purchasing a used device with better developer support (e.g., a Poco, Xiaomi, or older Google Pixel).