PDF file extension
The table below provides useful information about the .pdf file extension. It answers questions such as:
- What is the .pdf file?
- What program do I need to open a .pdf file?
- How can the .pdf file be opened, edited or printed?
- How can I convert .pdf files to another format?
Table of Contents
We hope you find this page helpful and a valuable resource!
2 extension(s) and 0 alias(es) found in database
✅ Portable Document Format
Portable Document Format (PDF) is a proprietary file format developed by Adobe Systems for representing two dimensional documents in a device independent and resolution independent format.
✅ ArcInfo Preferences Definition Data
PDF file is an ArcInfo Preferences Definition Data. ArcInfo is a complete and extensible geographic information system.
Other types of files may also use the .pdf file extension.
🔄 .pdf converters
The following softwares are capable of converting .pdf files to other formats:
For example, using the softwares above, a .pdf file can be converted into one of the following formats:
🚫 The .pdf file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
Is it possible that the filename extension is misspelled?
We found the following similar file extensions in our database:
🔴 Can't open a .pdf file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Windows cannot open this file:
To open this file, Windows needs to know what program you want to use to open it...
If you don't know how to set the .pdf file association, check the FAQ.
🔴 Can I change the extension of files?
Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.
If you have helpful information about the .pdf file extension, write to us!