Original post by: krishna singh ,
hello everyone , i think i have fixed it and i would like to guide you guys how i fixed it . i just restarted my laptop . took the battery off and wait for like 2 min and plg the battery back and plug the charger also . press the power key for 10 sec and let it be turn on . if this did not work than try rebooting the laptop in safe mode . for any other steps visit [https://goo.gl/1bcQE8|Guide- FIX Acer laptop boot and power problems] and see if this care to solve the problem .