Dell Inspiron 15-5577 Troubleshooting

The laptop is unresponsive to the power button and does not show any signs of powering up

Ensure that the power adaptor is plugged into the wall and to the laptop fully, and see if the charge light is on. If the charge light is not on, then the power adaptor is defective, and you should purchase a replacement adaptor.

Ensure that the power adaptor is plugged into the wall and the laptop fully, and see if the charge light is on. If the light is on, but the laptop does not stay on when unplugged regardless of time spent charging it, then the battery is defective. Use this guide for battery replacement.

The display is flickering, colors aren’t correct, or there is graphical lag for videos or games.

Your device may be using a resolution other than the recommended one. Using your computer’s search feature and searching for ‘Resolution’ will bring up a window for adjusting it. 1920 x 1080 is Dell Inspiron 15-5577’s recommended resolution.

Your video driver may be outdated if videos flicker, colors are improper, or there is excessive graphical lag for videos or games. Dell's Website has the most recent drivers for the Dell Inspiron 15-5577.

Parts or the entire keyboard or touchpad is not responsive

If a keyboard key is stuck, it may mean that something is stuck underneath the key.

Your touchpad may be disabled. To enable it, open up the start menu and navigate to settings, then to devices. In the left pane window, click touchpad, and make sure it is enabled.

If your touchpad is still not working after you have made sure it is not disabled, you can do so using this guide.

The device gives an error message when you launch it and will not launch properly even after a restart.

Even if your Hard Drive is not damaged, it may still need to be reinstalled using Windows system repair based on your version of windows.

If your device is still having difficulties booting after you have attempted the windows system repair, you may need to replace the hard drive using this guide.

The laptop is excessively warm, or the device randomly shuts off while you are working without notification.

If too much dust clogs up your laptop fan, it can overheat. Use a compressed air duster to blow any dust out of the fan or vents.

If when you are using your laptop on a non-flat surface, the fan may be being blocked, which can cause the device to overheat. Make sure that the fan is unobstructed while your laptop is in use.

If your laptop fan is not spinning while the device is on, the part may be broken and need to be replaced. Use this guide for laptop fan replacement.