Windows 10: So I am trying to help a friend with his computer, however it is stuck in a boot loop and...

It is an older dell PC and it boots and says installing windows 64% and restarts.

:)

 

Computer Stuck in Boot Loop

Hi,

We are glad that you tried some troubleshooting steps to fix the issue, but usually the issue occurs due to corrupted system file. In order for us to assist you, we suggest to check this thread and look for Deepika Gowda answer. It contains troubleshooting
steps pertaining to the issue:
Computer stuck with a reboot loop on Windows 10.

We look forward to your response.

 

BIOS stuck in a loop.

Hello,

We would like to ask some additional information to better isolate the issue:

• Did you get any error messages?
• Have you tried to boot in Safe mode?

We suggest that you check the solutions provided on the links below:

BIOS-loop

Stuck-in-BIOS-loop

We will wait for your response.

 

Stuck in Safe Mode Boot Loop

Hi Justin,

It is possible that you're stuck in Safe Mode boot loop due to system components. To assist you better, we'd like to know if you've tried starting your computer in Safe Mode with Networking.

Meanwhile, we suggest that you follow the steps in this article on how to Start your computer in safe mode
in Windows 10. Safe Mode with Networking includes the network drivers and services you'll need to access the Internet and other computers on your network.

Let us know if you need further assistance.