If you are looking to update firmware for a similar-sounding brand or device (like WhatsMiner
Yes, if you download the verified stock firmware from the portal. The original SD card contained no unique data—only the factory image.
The phrase is more than a search term—it is a safety discipline. In an era where industrial devices are increasingly targeted by supply chain attacks, taking the extra five minutes to verify a checksum can save hundreds of hours of downtime.