If you’re using an old computer, it might be time to replace your graphics card. This happens when Windows doesn’t know how to scale certain content on its own. Your graphics card has a problem – A display driver issue could cause problems with Windows scaling feature especially if it is outdated.You may need to set custom resolution for each program. When you install Windows, it automatically detects and sets your default display resolution to match your monitor’s native resolution. Resolution settings – The most common reason is that your display resolution is set to a lower setting than the native resolution of your monitor.If your screen is not showing the full size, it could be due to a few reasons. Let’s look at some possible solutions for this problem. Most will opt for other photo viewer applications but if you are running low on storage space, you have to troubleshoot this issue.

Some users are having issues as they cannot launch images on fullscreen. It is the default image viewer in Windows systems but it has its own share of problems. Windows Photo Viewer is now Microsoft Photos in Windows 11. Home › Windows 11 › How To › Fix: Fullscreen Is Not Working in Windows Photo Viewer

Windows image viewer