This happens if the audio has background static. Apply a noise reduction filter to your audio file in an external editor like Audacity before importing it into Blender. To help tailor these instructions further, tell me: What version of Blender are you currently running?
Verify that the add-on is correctly identifying your character's mouth bones or shape keys.
Select your character's mesh (if using Shape Keys) or the character's Armature (if using bones). auto lip sync blender install
Complete Guide: How to Install and Use Auto Lip Sync Add-ons in Blender
Auto lip-sync tools rely on predefined facial expressions to match the audio. Your character model must have these shapes ready before running the tool. Shape Key Method This happens if the audio has background static
: A fast voice-recognition-based add-on that generates keyframes directly from sound files.
For users seeking to automate character mouth movements in Blender, the landscape has evolved significantly with the introduction of modern extensions like the add-on and specialized tools like Parrot Lipsync Verify that the add-on is correctly identifying your
Most users install the addon and look for a big "Sync" button on the main toolbar. However, the deep functionality lies in the (usually found in the Sidebar/N-panel under the "Animation" or "Auto Lip Sync" tab).
Look for the new tab (often labeled "Lip Sync" or the tool's name). Select your and your Object/Shape Keys . Click Run or Bake .