This tutorial is for who has problems by playing interlaced videos 25fps PAL (Those .vob files from old DVDs) For MacOS users I recommend Movist Pro or IINA players For Windows users I recommend PotPlayer (its way better than VLC, MPC, KMPlayer,...) If you don't have any "interlaced 25fps PAL" to test, I'll let a download link below for a music video Hidden Content: You must either reply or click 'Like' to see the hidden information contained here. Ok, now play the video and check if its very smooth... If it's a "Yes" you can close this tutorial ♥ So you are feeling that is not that smooth as it should be, let's fix this! Open PotPlayer app and press F5 (Preferences) Go to Filter Control > Video Decoder > Built-in Video Codec/DXVA Settings Be sure to enable "Use DXVA" and "Prioritize D3D11 DXVA" Also on DXVA2 Copy-Back select "D3D11: **your GPU graphic card**" Apply! Now go back to the Preferences page again (F5) Go to "Video" preferences, and on "Video Output Settings" Choose Video Renderer: "Built-in Direct3D 11 Video Renderer" Apply! OK! Now those videos should play smoothly as it should be