But if you love the thrill of breathing new life into old tech, grab your USB cable, unlock that bootloader, and flash away. Welcome to Pie.
However, always measure risk vs. reward. If your phone has sentimental value (e.g., your first smartphone), keep it on KitKat as a time capsule. If you need a functional daily driver, invest $50 in used hardware. upgrade android 4.4.2 to 9.0
Force restart (hold power button 10 seconds). If it loops again, go back to TWRP, wipe data, and reflash. If still stuck, try a different ROM. But if you love the thrill of breathing