SIT filename suffix is mostly used for StuffIt Archive files. Smith Micro defined the StuffIt Archive format standard. SIT files are supported by software applications available for devices running Mac OS, Windows. SIT file format, along with 236 other file formats, belongs to the Compressed Files category. Users are advised to use ExtractNow software for managing SIT files, although 5 other programs can also handle this type of file.
The list that follows enumerates programs compatible with SIT files, divided into 2 categories based on operating system on which they are available. SIT files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.
Problems with accessing SIT may be due to various reasons. Fortunately, most common problems with SIT files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. We have prepared a listing of which will help you resolve your problems with SIT files.
The main and most frequent cause precluding users form opening SIT files is that no program that can handle SIT files is installed on user’s system. This one is an easy one. Select ExtractNow or one of the recommended programs (for example, StuffIt Deluxe, StuffIt, StuffIt Expander) and download it from appropriate source and install on your system. The full list of programs grouped by operating systems can be found above. One of the most risk-free method of downloading software is using links provided by official distributors. Visit ExtractNow website and download the installer.
You still cannot access SIT files although ExtractNow 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. If you have an older version of ExtractNow installed, it may not support SIT format. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using ExtractNow.
If you have the latest version of ExtractNow installed and the problem persists, select it as the default program to be used to manage SIT on your device. The next step should pose no problems. The procedure is straightforward and largely system-independent
Change the default application in Windows
Change the default application in Mac OS
If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the SIT file in question. Problems with opening the file may arise due to various reasons.
Should it happed that the SIT is infected with a virus, this may be that cause that prevents you from accessing it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the SIT file is indeed infected follow the instructions below.
If you obtained the problematic SIT 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 SIT file has been downloaded from the internet only partially, try to redownload it.
Sometimes in order to access files user need to have administrative privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the StuffIt Archive file.
The operating systems may note enough free resources to run the application that support SIT files. Close all running programs and try opening the SIT file.
Latest versions of programs and drivers may help you solve problems with StuffIt Archive files and ensure security of your device and operating system. It is possible that one of the available system or driver updates may solve the problems with SIT files affecting older versions of given software.
If you have additional information about the SIT file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on SIT file.