Full format name of files that use PHTM extension is PHP-Based Web Page. PHTM file format is compatible with software that can be installed on Mac OS, Windows system platform. PHTM file format, along with 303 other file formats, belongs to the Web Files category. The most popular program for handling PHTM files is Text editor, but users can choose among 6 different programs that support this file format.
The following list contains programs grouped by 2 operating systems that support PHTM files. Files with PHTM extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.
There can be multiple causes why you have problems with opening PHTM files on given system. On the bright side, the most encountered issues pertaining to PHP-Based Web Page 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 PHTM files.
The most common reason for such problems is the lack of proper applications that supports PHTM files installed on the system. This one is an easy one. Select Text editor or one of the recommended programs (for example, Opera, Adobe Contribute, Microsoft Internet Explorer) and download it from appropriate source and install on your system. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. If you want to download Text editor installer in the most secured manner, we suggest you visit website and download from their official repositories.
You still cannot access PHTM files although Text editor is installed on your system? Make sure that the software is up to date. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. The reason that Text editor cannot handle files with PHTM may be that the software is outdated. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using Text editor.
After installing Text editor (the most recent version) make sure that it is set as the default application to open PHTM files. The method is quite simple and varies little across operating systems.
Change the default application in Windows
Change the default application in Mac OS
Should the problem still occur after following steps 1-3, check if the PHTM file is valid. Problems with opening the file may arise due to various reasons.
Should it happed that the PHTM is infected with a virus, this may be that cause that prevents you from accessing it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. PHTM file is infected with malware? Follow the steps suggested by your antivirus software.
Did you receive the PHTM file in question from a different person? Ask him/her to send it one more time. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. It could happen the the download process of file with PHTM extension was interrupted and the file data is defective. Download the file again from the same source.
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 PHP-Based Web Page file again.
The operating systems may note enough free resources to run the application that support PHTM files. Close all running programs and try opening the PHTM file.
Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with PHP-Based Web Page file. It may be the case that the PHTM files work properly with updated software that addresses some system bugs.
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