GIF（グラフィックス・インターチェンジ・フォーマットの略）と同じように、PDF（ポータブル・ドキュメント・フォーマット）はデジタル時代を生き残り、普及してきた。その理由のひとつは汎用性にある。どのデバイスで開いても確実に同じように表示さ ...

Portable Document Format (PDF) is one of the most widely used file formats for storing and sharing documents. It makes sense since PDFs are a universal file format that maintains layout, fonts, colors ...

If you have a document on your Mac that you need to turn into a PDF, then you’ll be pleased to know that it is a very simple process. The best part is you don’t ...

Use Preview: Open the PDF in Preview, click File > Export, select “Reduce File Size” under Quartz Filter, and save. Use ColorSync Utility: Open the PDF in ColorSync Utility, click File > Export, ...

The ability to edit PDF documents using the official Adobe Acrobat Reader: Edit PDF app is actually an Acrobat Premium feature. This subscription costs $10 per month or $70 yearly. There isn’t a way ...

In this post, we will discuss how to easily convert pictures to PDF format on your iPhone or Android device. Whether you are a web/graphics designer, marketing specialist, or blogger, you may need to ...