Double-click in the list to open its properties.

: Under the Audio Renderer dropdown menu, select Internal Audio Renderer . Enable Time Stretching : Go to Playback > Internal Audio Renderer .

As you press these shortcuts, you will notice the video and audio speed up instantly, but human voices will retain their natural tone and depth without any pitch distortion. Troubleshooting Audio Artifacts at High Speeds

Once you have restarted the player, load a video. Use your Ctrl+Up or Ctrl+Down keys to change the playback speed. You should now notice a world of difference: the speed changes, but the voices retain their natural tone.

(it should now be clickable in the left-hand sidebar under Output). Check the box that says Enable Time Stretch restart MPC-HC 2. Control Playback Speed

Ensure MPC-HC is using its internal filters for audio decoding ( View -> Options -> Internal Filters ).

Setting up MPC-HC for fast playback without pitch distortion is a simple, one-time configuration that drastically improves the experience of watching lectures, tutorials, or long videos. By switching to the , you can speed through content without the high-pitched "chipmunk" sound.

If you want finer control over how much the speed changes with each keypress (e.g., increasing by instead of ), you can adjust the "Speed step." Go to > Options > Playback . Look for the Speed step setting (default is usually Adjust this value to your preference. Click Apply . Troubleshooting: Why Pitch Still Changes

When watching long lectures, tutorials, or movies in , speeding up the playback is a massive time-saver. However, increasing the speed can sometimes make the audio sound like a squeaky cartoon character. This happens when the audio pitch rises along with the playback speed.

5.2. High-quality / High-speed (1.5–3.0×, transcription or study)

Follow this sequence to quickly calibrate the player's internal components:

If you need help setting up for one-click speed adjustments Share public link