Compressing files is a common file processing method in our work. At present, many upload platforms have file size restrictions, so if the file is large, it can't be uploaded. Today, I will share with you two correct ways to compress PDF files.

PDF compression method 1: high format compression master.

→ Click to download genuine lossless compression software.

This is a very professional compression software on Windows platform, which provides five kinds of file compression functions, including PDF file compression, video compression, picture compression, text compression and PPT compression. All problems in file compression can be solved with it.

1. Open Hi Format Compression Master and click the "PDF compression" function we need.

2. After entering the "PDF Compression" interface, drag and drop the PDF file to be compressed for compression. If there are multiple PDF files, they can be added together directly.

3. After adding files, you can make various settings on the right side of the page. After the above settings are completed, click Start Compression, and the compression will be completed in a moment.

PDF compression method 2: high format PDF converter

Hi format PDF converter is an efficient and intelligent PDF conversion software, which supports PDF to file, file to PDF, PDF compression, PDF merging/splitting, PDF encryption/decryption, PDF watermarking, PDF image extraction and so on.

1. Run Hi-format PDF converter on the computer and select the PDF compression function in its main interface.

2. After entering, you can add files by clicking or dragging. After adding files, select the file compression level.

3. Finally, click "Start Compression" in the lower right corner and wait for the PDF converter to compress these PDF files.