Steam Application Cache Format
Valve
Game Files
mime-type/not-avalible
10/28/2021
If you need to edit the ACF file, one of the safest methods is to download and install the software dedicated to working with ACF files. There are many tools known as ACF Online Editors, but it is not certain that they operate in a way that keeps the data contained in the file safe.
The installation of the program that supports the ACF file does not guarantee that the file can be edited. If you want, you can learn more about the ACF file extension.
Definitely the best solution. Choose one of the programs that support the ACF file extension, open your file and check the editing options. It's safest to download the software from the developer's website. Links to the websites of software producers can be found on the software subpages. List of sample programs supporting the ACF file below.
The full list of ACF supporters
Remember that many file types have a text format and you can preview their contents by opening them, for example, with Windows Notepad. However, such manual editing of the ACF file or any other file may result in damage to the file. After saving the changes, it may not be possible to reopen the ACF file. It is safest to use software that was created to edit files in the ACF format.
It is actually certain that one of the applications working with files in the ACF format will be able to edit the file. However, if for some reason you did not find this option, you can try using tools prepared by external websites. Below are tools that allow you to edit ACF online files.
Free Online File Edit Service
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