Add or drop PDFs into a section. Password-protected files are detected automatically.
PDF Slots is the number of bundle PDFs to prepare. Extra parts go in the ZIP's WARNING_OVERFLOW folder; the master index is separate.
Max PDF Size applies to each finished PDF. Input size is an estimate before optimization, splitting, and added covers. Total uploads are limited to 50 MB.
Files are checked in your browser and uploaded to this server for processing or unlocking. Source uploads are removed when processing finishes. Jobs and downloads expire after 30 minutes without status checks and are deleted during cleanup, which runs every 5 minutes.