You will see the drivers for the wireless card and the ethernet card. Meanwhile, I did some research and suggest you to perform the following steps to fix the issue:
Does the wireless icon appear towards the bottom right corner of the screen and does it have a red X? If you click on the wireless icon does it detect the wireless networks around?.Did you try to reinstall the drivers for the wireless card?.This link will help you to find the model no: Please let me know the exact product model no.Not to worry, I'll do my best to help you. I appreciate the steps you have performed and have certainly done a good job. You've done a remarkable job performing the steps.
I read that the laptop is unable to connect to the wireless network The laptop works fine via ethernet. I understand that you have an HP 15 series Notebook. I came across your post and would like to help.