Missing_File

How to open a file with .SUM extension?

File Type : Summary
Compatible with (Win10, Win8, Win7, Vista and WinXP)

You'll need a new app to open this .SUM file

Searching for the right program to open .SUM files?

"You'll need a new app to open this file" is probably the most common error faced by millions of Windows users every day. This is either because the program required to open a file is not available on your system or there may be other issues.

We recommend that you run a free scan to check for missing drivers.

image  

What is .SUM file extension?

File used by Garmin GPS navigation devices; contains a checksum for a corresponding file on the device, such as a map (.IMG) file or a voice (.VPM) file; generated when a diagnostics test is run on the unit. SUM file can be deleted and the device will still run properly.
You can see a list of software programs here on www.easyfileopener.org that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.

Software that can be used to open SUMfiles:

  • Garmin Connect