how to compress pdf file

Everyone knows PDF files, right? Have you ever seen PDF files that are tens of megabytes in size? Even a G? So what should you do with extremely large PDF files? Usually we think of packaging and compressing these files, which can not only reduce the space occupied, but also reduce the burden on off

Nowadays, we often see the need to use PDF in our work, but some PDFs take up too much memory, which may reach hundreds of megabytes. At this time, it is very necessary to compress PDF. Many people are looking for free PDF compression platforms and are not willing to spend more money for their own w

Because of its portability, not easy to modify, and easy to store, PDF files have become the mainstream documents in the daily work and study of many friends. Whether it is Word, Excel or PPT, they are all used to saving in PDF format. But sometimes there is a little more data and a few more picture