Perform a factory reset from stock recovery: Press Power + Volume Up → Wipe data/factory reset → Reboot.
Flashing will erase all data. Back up your photos and contacts if possible. Download Links (Essentials) lenovo a7000a flash file tested extra quality
It had started with a pop-up notification: “System Update Available.” He’d tapped “Install” without thinking. Three minutes later, the screen went dark, and the little white Lenovo logo appeared… and stayed. And stayed. A boot loop. The digital equivalent of a hamster running endlessly on a wheel. Perform a factory reset from stock recovery: Press