Files with the PTTX extension are files created with the Open XML format, and they contain data of a multimedia presentation, created usually with one of the elements of Microsoft suite – PowerPoint. In Open XML standard, the contained data is not stored in a singular binary file, but in a collection of separate files, compressed into a ZIP package. In the component files of a PTTX package, the stored data concerns:
PTTX files are characterised by a high availability of the contained data. The available images are stored in separate files, and the slide shows, as a text files.
PPTX is a popular and quite universal format, supported by many programs designed for creating and viewing multimedia presentations. The most popular ones include: Microsoft PowerPoint, OpenOffice Impress, or LibreOffice Impress. If You need to acquire access to the component files (for instance: only the text descriptions), perform the same actions as in case of a standard ZIP archive – utilise proper tools (like 7-Zip) and unpack the file.
Below you will find an index of software programs that can be used to open PPTX files divided into 4 categories according to system platform supported. PPTX files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.
Being unable to open files with PPTX extension can be have various origins. On the bright side, the most encountered issues pertaining to PowerPoint Open XML Presentation files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. We have prepared a listing of which will help you resolve your problems with PPTX files.
The main and most frequent cause precluding users form opening PPTX files is that no program that can handle PPTX files is installed on user’s system. The most obvious solution is to download and install PowerPoint or one to the listed programs: Apache OpenOffice, WordPerfect Office, Kingsoft Presentation. Above you will find a complete listing of programs that support PPTX files, classified according to system platforms for which they are available. The safest method of downloading PowerPoint installed is by going to developer’s website (Microsoft Corporation) and downloading the software using provided links.
If you already have PowerPoint installed on your systems and PPTX files are still not opened properly, check if you have the latest version of the software. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. The reason that PowerPoint cannot handle files with PPTX may be that the software is outdated. The most recent version of PowerPoint is backward compatible and can handle file formats supported by older versions of the software.
After installing PowerPoint (the most recent version) make sure that it is set as the default application to open PPTX files. The next step should pose no problems. The procedure is straightforward and largely system-independent
Selecting the first-choice application in Windows
Selecting the first-choice application in Mac OS
If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the PPTX file in question. Problems with opening the file may arise due to various reasons.
If the file is infected, the malware that resides in the PPTX file hinders attempts to open it. Scan the PPTX file as well as your computer for malware or viruses. If the PPTX file is indeed infected follow the instructions below.
If you obtained the problematic PPTX file from a third party, ask them to supply you with another copy. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. When downloading the file with PPTX extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.
There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Switch to an account that has required privileges and try opening the PowerPoint Open XML Presentation file again.
If the systems has insufficient resources to open PPTX files, try closing all currently running applications and try again.
Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with PowerPoint Open XML Presentation file. It may be the case that the PPTX files work properly with updated software that addresses some system bugs.
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