Files with 2016 file extension can be found as various backup or annual export files, typically from some kind of tax preparation, business, calendar, tax preparation, financial or schedule programs.
2016 file extension - Any data file created in 2016
What is 2016 file? How to open 2016 files?
The 2016 file extension can be used for various data file types related to year 2016, perhaps a backup or annual export.
It may also be possible that this file types are used for some kind of financial, tax preparation, business, calendar, schedule, accounting data.
If the file name contains two extensions, try to rename the file to the original extension (delete the 2016 extension from the file name).
This 2016 file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.