My computer isn't updating and keeps saying undoing changes to your computer and black lines

[Johny13]

So my computer isn't updating and when the updates gets installed it said undoing changes to your computer and just restarts without completing the update also I have black horizontal lines on my screen I want this all fixed

[Anand_Andy]

Hi @Johny13,

Welcome to the HP Support Community

I understand you are unable to update your Windows and there seems to be a display issue with your HP Pavilion 15-Au071na Notebook PC. Not to worry I will help you to get a resolution to resolve the issue.

To assist better:

• Was there any recent update on the PC?
• Are all the drivers on HP Support Assistant up to date?
• If not please follow the document to update the drivers: HP PCs - How to Download, Install, and Use HP Support Assistant (Windows)

While you respond to that please download and install the troubleshooter from this link.

Now try to perform Windows Updates - 

1) In the search box, type, and open Windows Updates. 
2) Check for updates. 
3) If the updates are available, click on install and restart the computer. 

If the issue persists, then please find the correct Bios update for your HP notebook: Click here

For the Display issue please make sure the Video card drivers are updated:

• Here's the link to download and install the above updates: Click here

If the issue still persists, then please follow the steps mentioned in this document: HP Notebook and All-in-One PCs - Troubleshooting Screen Issues (Windows 10, 8, 7)

Hope this helps! Keep me posted. 

Please click “Accepted Solution” if you feel my post solved your issue, it will help others find the solution. Click the “Kudos/Thumbs Up" on the bottom right to say “Thanks” for helping!