Mac is a very well developed computer system that runs on the most advance Mac OS X. There are huge range of applications available for the Mac system that can help you to perform different types of work with ease. All the applications can be downloaded and installed from the native app store. The installed application create a unique folder in which application related files are stored and they are very necessary for proper running of the application. If the any file of the that folder is dislocated, deleted or corrupted then the application will not run and the files that you have created with the application will become inaccessible. This you must be finding a way for how to recover deleted installed application files on Mac so that the application can work pin the proper way.
You can take the help of Time machine to restore the files you have lost but there are chances that the folder is not covered by the time machine and the copy of that is not saved in the external drive. In that case another option is to uninstall the application and install it again but there is a danger that other files can also get deleted in the process that are dependent on the application. So the best way is to use the Mac data recovery software that can recover all types of files and folder. You just have to scan the Mac volume where the application folder was saved and the software will show the lost file in the preview. You can select and restore the files in the default location and the application will work just fine. So you should download the software and get back Mac files.