Files with 2020 file extension can be most often encountered as various data created or generated in or for the year 2020. It is possible that .2020 file might be used for some kind of tax preparation, business, calendar, tax preparation, financial, schedule data as well as backup.
2020 file extension - Any data file created in 2020
What is 2020 file? How to open 2020 files?
File type specification:
File extension 2020 can be used for any data file created or meant for the year 2020.
These files are most commonly used by various tax preparation software, but might as well contain calendar, business or just be backup of some sort.
Some file names can contain two extensions (xxx.2020), try to rename the file to the original extension (delete the 2020 extension from the file name).