> running Windows 10 and using a video card by VisionTek labelled "3870 OC PCIE 512M
> GDDR VT". When I right click on my desktop I don't see an option to do anything with
> the card directly, just the option to go into "display" where I have two generic
> resolution choices.
Your card is an AMD Radeon; a quick Google suggests these steps:
- Click on preferences top right.
- Enable advanced mode
- You'll get extra options - one of which is display scaling.
If that doesn't help, you'll need to find out the service menu magic sequence for your TV.