How to open FMX64 files
Did your computer fail to open a FMX64 file? We explain what FMX64 files are and recommend software that we know can open or convert your files.
What is a FMX64 file?
FMX64 files are FileMaker Pro 64-bit plug-in files, which you can read more about below.
The FMX64 file extension indicates to your device which app can open the file. However, different apps may use the same file extension for different types of data. So a FMX64 opener may not be able to open all kinds of FMX64 files. In this case, though, we only know of one specific use.
FileMaker Pro 64-bit plug-in
Through our analysis of FMX64 files, we know that one use of the format is FileMaker Pro 64-bit plug-in. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.
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FMX64 file openers, viewers, etc.
These apps are known to open certain types of FMX64 files. Remember, different programs may use FMX64 files for different purposes, so you may need to try out a few of them to be able to open your specific file.
![]() | FileMaker | User submitted |
![]() | FileMaker Pro | User submitted |