Press Windows key + R to open the Windows default run box.
Type dxdiag and press Enter to open the DirectX Diagnostic Tool.
Click the System tab to view your PC's OS, processor, and RAM information.
Next click on the Display tab to see your graphics card and DirectX version information.
To see the remaining remaining memory, first click on Settings, then click on System and go to Storage.
Then you can see the remaining memory of your PC. If your PC's memory is full then delete unnecessary files, images, software and create memory space