AC$ is a file extension commonly associated with AutoCAD Temporary Format files. AutoCAD Temporary Format specification was created by Autodesk. AC$ files are supported by software applications available for devices running Windows. AC$ file format, along with 5752 other file formats, belongs to the Misc Files category. Users are advised to use AutoCAD software for managing AC$ files, although 1 other programs can also handle this type of file. On the official website of Autodesk, Inc. developer not only will you find detailed information about theAutoCAD software, but also about AC$ and other supported file formats.
Below is a table that list programs that support AC$ files. AC$ 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 AC$ files on given system. Fortunately, most common problems with AC$ files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. 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 AC$ files installed on the system. This one is an easy one. Select AutoCAD or one of the recommended programs (for example, AutoCAD AutoSpool) and download it from appropriate source and install on your system. Above you will find a complete listing of programs that support AC$ files, classified according to system platforms for which they are available. If you want to download AutoCAD installer in the most secured manner, we suggest you visit Autodesk, Inc. website and download from their official repositories.
If you already have AutoCAD installed on your systems and AC$ files are still not opened properly, check if you have the latest version of the software. Software developers may implement support for more modern file formats in updated versions of their products. The reason that AutoCAD cannot handle files with AC$ may be that the software is outdated.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 AutoCAD.
If the issue has not been solved in the previous step, you should associate AC$ files with latest version of AutoCAD you have installed on your device. The next step should pose no problems. The procedure is straightforward and largely system-independent
The procedure to change the default program in Windows
The procedure to change the default program in Mac OS
Should the problem still occur after following steps 1-3, check if the AC$ file is valid. Problems with opening the file may arise due to various reasons.
If the file is infected, the malware that resides in the AC$ file hinders attempts to open it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the AC$ file is indeed infected follow the instructions below.
Did you receive the AC$ file in question from a different person? Ask him/her to send it one more time. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. When downloading the file with AC$ extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.
Some files require elevated access rights to open them. Switch to an account that has required privileges and try opening the AutoCAD Temporary Format file again.
If the system is under havy load, it may not be able to handle the program that you use to open files with AC$ extension. In this case close the other applications.
Latest versions of programs and drivers may help you solve problems with AutoCAD Temporary Format 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 AC$ files affecting older versions of given software.
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