Hello SGough,
Thank you for updating me that information. I'm sorry it didn't resolve the issue. What is the model of your HP laptop?
Open Device Manager > View Tab > Show hidden devices
Do you see any camera device on the list?
HP PCs - Webcam Troubleshooting (Windows 10, 8)
https://support.hp.com/ph-en/document/c03430151
Sincerely
John DeV
Independent Advisor
Standard Disclaimer: This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.