1. ACE File Extension
2. What is a(n) ACE file?
3. How to open ACE file?

3.1 Download and install application that supports ACE files
1. 3.1.1 Programs that support ACE files
3.2 Verify whether ACE files are associated with appropriate software
3.3 Check ACE file for other errors

4. Similar file extensions

ACE File Extension

File type WinAce Compressed Format
File developer WinAce
File category Compressed Files
File popularity rating

What is a(n) ACE file?

An archive file with the extension .ACE stores the contents of the file packed with WinAce. The indicated application allows compression to the most popular formats, but also uses its own, proprietary packaging method characterized not only by faster speed but also by more significant data compression.

How to open ACE file?

If given user account does not have necessary permissions to open files with ACE extension, it is highly probable that no program that supports given files is installed on the users’ system. Below is a list of actions user should pursue in order to resolve most common problems.

Step 1. Download and install application that supports ACE files

After the application has been installed, the system should automatically open ACE files with given application. Below is the list of relevant programs along with operating systems they are available for:

Programs that support ACE files

Windows

MAC OS

Linux

Xarchiver

Step 2. Verify whether ACE files are associated with appropriate software

It is possible that an application that supports ACE files is not associated with such files. In such case, the program should by manually associated with ACE files (right-click on the file icon → Properties → General Tab → In submenu "Open with" and click on "Change" button. System will display a list of suggested programs that support ACE files. Choose the application by checking the box "Always use the selected application to open this kind of files". System will store this information in its registry and use it to open ACE files with the selected program.

Changing ACE file association in registry

File association for ACE files can be edited manually by editing appropriate entry in Windows System Registry. However, it is discouraged as it may introduce errors to registry if not done properly and may even damage the system.

Step 3. Check ACE file for other errors

ACE file was not copied properly from storage medium.
Antivirus application prevents opening ACE files. In that case it is recommended to exercise extreme caution and recover or delete infected ACE file. It is also advised to scan the entire system for malicious software and viruses with antivirus software.
For ACE files downloaded from the internet it is advised to check if the file has been downloaded completely and is not corrupted. If not, the file should be re-downloaded.

Similar file extensions

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I cannot open a ACE file. What should I do? Help!