Because file names like this are often generic, the "solid content" of the archive depends entirely on the specific device it belongs to. The most frequent associations for this file name include:
: Right-click the file and check "Properties" or use a tool like WinRAR or 7-Zip to "Open Archive" (without extracting) to see the list of files inside. SM_20.rar
: In some technical forums, it refers to software packages for Samsung or Smartisan mobile device servicing (flashing tools). Because file names like this are often generic,
: It is often used for firmware or configuration files for Santerno or Siemens motor drives and power converters. SM_20.rar
: It can contain calibration data for SM-20 series digital sound level meters or soil moisture sensors. How to verify the contents