What is .BTM file extension?
Batch file similar to a standard DOS .BAT file, except it is meant to be run by JP Software's 4DOS, an alternative command prompt program for older versions of Windows.
4DOS, which was also referred to as 4NT, is now called Take Command. This software is compatible with the latest versions of Windows and includes a program called Take Command Console (TCC), which runs BTM files.
You can see a list of software programs here on 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.