Tips and tricks about PDF and Office skills.
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Introduction of Portable Document Format (PDF), and introduce the key features of PDF document, so you can better understand PDF document formats.
PDF file is widely used, you can find free PDF readers on Windows or Mac OS to open PDF files. This article introduces a few PDF readers for Windows and Mac users.
This tutorial will introduce 3 kinds of PDF form and show you how to fill out PDF forms without printing them out.
This article will show you the methods to distinguish scanned PDF from normal files, so you can find the proper PDF Converter to convert scanned PDF.
Brief introduction of OCR, OCR Stands for Optical Character Recognition, which can recognize and extract text information from scanned PDF or image.
Both the quality of the source PDF and selected option affect the quality and accuracy of the OCR conversion. This tutorial will show you how to improve OCR conversion quality.
OCR can recognize and extract text content from images. It is not an easy task, this tutorial guide will show you some tips for improving OCR accuracy.
This tutorial will show you how to mark image areas with Lighten PDF Converter for Mac. Correctly mark table areas can enhance PDF conversion quality.
Lighten PDF Converter lets you mark image areas for better conversion result. This tutorial will show you how to mark image areas with Lighten PDF Converter tools.
A tutorial showing you how to convert PDF to Keynote directly on Mac OS X and keep the original formatting well, without converting PDF to pptx first.
Want to convert JPG to one single PDF file on Mac OS X? Sounds like a difficult task, but all you need is an easy-to-use application - Lighten PDF Creator for Mac.
Preview on Mac OS is not only a viewer, if you know some tricks, you can combine PDF documents into one, and do some more tasks with Preview.
In this tutorial, we will show you how to shrink PDF file size on Mac, using Preview, online services and 3rd party application, compress PDF on Mac is easy.
This article will show you how to unlock PDF restrictions, so you can copy, print or edit secured PDF, without spending a dime with free PDF Password Remover.
This article shows you the top 5 online PDF to Excel converters without requesting email, so you can download the output file instantly after online conversion.