: Use H2testw (Windows) to see if the card actually holds the advertised amount of data.
Since I can’t browse the live web or see which specific article you’re referring to, here’s what you should check to make sure the article is reliable and the firmware is safe: mxtronics sd card firmware download top
Option A — balenaEtcher (recommended, cross-platform) : Use H2testw (Windows) to see if the