The legacy plugin defaulted to a Hexagon (6 sides). Change your shape parameter to Hexagon to match.
: The standard for general soft blurring, though it does not create realistic "bokeh" highlights.
: Ensure your Effects & Presets panel is open. Go to Window > Effects & Presets to force it to appear.
Users frustrated by the slow render times of Adobe's native Camera Lens Blur. How to Create a Realistic Lens Blur for Free (Step-by-Step) lens blur after effects missing free
/Applications/Adobe After Effects [Version]/Plug-ins/Effects
GPU accelerated, good bokeh shapes, built-in support for depth maps.
This is the number one reason users think it is missing. You are likely coming from a background in Photoshop or Premiere Pro, both of which have a native filter called Lens Blur . After Effects does things differently. The legacy plugin defaulted to a Hexagon (6 sides)
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Copy the legacy LensBlur file from an old installation directory.
You do not need to download external plugins to get high-quality lens blur. The tools are already there; they just have a new name and a better engine : Ensure your Effects & Presets panel is open
This version is more optimized for modern hardware and offers better control over iris shapes and bokeh. 2. Free Plugins and Presets
According to Adobe’s release notes, the old Lens Blur was deprecated years earlier before its final removal. It was replaced by a newer, more efficient, and more robust effect called "Camera Lens Blur," which offered a larger blur radius (up to 500) and significantly faster rendering speeds, especially when using multiprocessing features like "Render Multiple Frames Simultaneously".
BCC Lens Blur: A Comprehensive Guide For After Effects - Ftp
If you absolutely need the old effect, there is a technical workaround, although it may not work on the newest 2026 versions of macOS (due to lack of Metal support).