Since .rar files can potentially contain malware if downloaded from untrusted sources, you should take these steps to check the "solid content" safely:
: It is often used for firmware or configuration files for Santerno or Siemens motor drives and power converters.
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: SM_20.rar
This will help me identify the exact software version and its intended use.
: It can contain calibration data for SM-20 series digital sound level meters or soil moisture sensors. How to verify the contents : It can contain calibration data for SM-20
: In some technical forums, it refers to software packages for Samsung or Smartisan mobile device servicing (flashing tools).
: Look for a readme.txt or .inf file inside the archive; these usually contain the manufacturer's name and versioning information. : Before opening, upload the file to VirusTotal
: Before opening, upload the file to VirusTotal to ensure it does not contain malicious scripts.