Patches or diagnostic tools sent by a manufacturer's support team.

Data exports from internal management systems. Safety & Best Practices

7z (7-Zip) . This is a high-compression archive format. You will need software like 7-Zip or WinRAR to open it.

Since compressed archives can contain executable files ( .exe , .bat , .msi ), follow these safety steps before opening:

: Only open this file if you downloaded it from a trusted official website or received it from a known contact.

: If you receive an "unsupported archive" or "data error" message, the file may be corrupted. Re-downloading it is usually the only fix.