Compression Level

Powered by Hyper Compress: it recompresses images, subsets and merges fonts, and strips dead weight while text, links, and forms keep working. For image-only scans, turn on Rasterize pages under Custom Settings.

Target File Size (Optional)

Hyper Compress finds the best quality that fits. Leave it empty to use the level as is.

Fine-tune Hyper Compress. Picking a compression level resets these, except Override content protection, Convert to grayscale, Preserve PDF/A, and Brotli.

Override content protection By default, Hyper Compress preserves content: it leaves digitally signed PDFs untouched and won't rasterize pages that have text. Turn this on to bypass both. Signed PDFs lose their signatures, and Rasterize pages also turns text into images.