• How to Rebuild Lightroom Previews to Optimize Speed, Space, and Integrity

    6 days ago - By Peta Pixel

    Over time, Lightroom may become slow to render thumbnails and scroll through images. Rebuilding all previews may significantly improve performance. It may also significantly reduce the size of your Lightroom catalog. Rebuilding previews also serves as a file integrity check. So what are you waiting for?
    Previews in Lightroom are JPEG files that are used for thumbnail viewing. They can also be used for full-size viewing, particularly for offline media. Lightroom makes several of these previews for each image.
    The previews are the largest component of Lightroom catalogs. And while...
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