: Found in File > Preferences > Performance . Enabling hardware acceleration for rendering and decoding offloads the workload to your GPU, significantly reducing lag.

Requirements:

Moving, renaming, or deleting source video clips on your hard drive causes Filmora to lose track of assets, leading to freezing or loading errors.

The Ultimate Filmora "Fixer" Guide: Repairing Software & Video Issues

: Pressing the "Enter" key renders the timeline, allowing for smooth playback of complex effects or transitions that might otherwise stutter.