If your Itel A48 Top still has problems after a hard reset (e.g., network issues, hardware buttons not working, or persistent freezing), the issue may be hardware-related. In that case, contact an Itel service center or a professional phone repair technician.
If your device cannot be powered on or does not display any menus, you may need more advanced tools.
Here is your step-by-step guide to hard resetting the Itel A48.