[Discuss] Read-Only Micro SD Card

[mark at buttery.org (Shirley Márquez Dúlcey)]

Full size SD cards have a slider to set the card to read-only. The adapters
for putting Micro SD cards into a full size slot also sometimes have the
slider. Something to check if it applies.

On Mon, Feb 20, 2023 at 6:17 PM Kent Borg <kentborg at borg.org> wrote:

> My Samsung tablet complained there there was a problem with the SD card,
> and it had been switched to read-only.
>
> "No problem.", I thought, "I'll put it in my Linux machine, run fsck on
> it, and get it up and running in no time!"
>
> Nope, after a few hours of being frustrated that Linux's ability to do
> exfat is apparently incomplete (grr) I keep futzing?
>
> I finally realized that it was not a case of the file system having
> problems, it is a case of the SD card itself concluding that it is not
> healthy and setting a one-time read-only bit. Linux can't change that
> bit because the firmware on the SD card refuses.
>
>
> Okay?time to back up and then restore to another SD card.
>
>
> We'll see,
>
> -kb
>
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