RHA filename suffix is mostly used for Adobe RoboHelp AIR Help Project files. Adobe Systems Incorporated defined the Adobe RoboHelp AIR Help Project format standard. RHA file format is compatible with software that can be installed on Windows system platform. RHA file format, along with 5244 other file formats, belongs to the Misc Files category. The most popular software that supports RHA files is Adobe RoboHelp. Software named Adobe RoboHelp was created by Adobe Systems Incorporated. In order to find more detailed information on the software and RHA files, check the developer’s official website.
Programs that can handle RHA files are as follows. RHA files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.
There can be multiple causes why you have problems with opening RHA files on given system. On the bright side, the most encountered issues pertaining to Adobe RoboHelp AIR Help Project files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. The following is a list of guidelines that will help you identify and solve file-related problems.
The most common reason for such problems is the lack of proper applications that supports RHA files installed on the system. The solution is straightforward, just download and install Adobe RoboHelp. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. The safest method of downloading Adobe RoboHelp installed is by going to developer’s website (Adobe Systems Incorporated) and downloading the software using provided links.
You still cannot access RHA files although Adobe RoboHelp is installed on your system? Make sure that the software is up to date. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. The reason that Adobe RoboHelp cannot handle files with RHA may be that the software is outdated.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 Adobe RoboHelp.
If the issue has not been solved in the previous step, you should associate RHA files with latest version of Adobe RoboHelp you have installed on your device. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.
Change the default application in Windows
Change the default application in Mac OS
You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper RHA file. It is probable that the file is corrupted and thus cannot be accessed.
If the RHA is indeed infected, it is possible that the malware is blocking it from opening. Scan the RHA file as well as your computer for malware or viruses. If the RHA file is indeed infected follow the instructions below.
If you obtained the problematic RHA file from a third party, ask them to supply you with another copy. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. If the RHA file has been downloaded from the internet only partially, try to redownload it.
Some files require elevated access rights to open them. Log out of your current account and log in to an account with sufficient access privileges. Then open the Adobe RoboHelp AIR Help Project file.
If the system is under havy load, it may not be able to handle the program that you use to open files with RHA extension. In this case close the other applications.
Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with Adobe RoboHelp AIR Help Project file. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle RHA files.
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