In case there is no lock switch on the card, you can use Windows built-in DiskPart utility to disable write protection on your SD card. Here is how to do that: Firstly, open the Run dialog box ...

In such a case, you can use an SD ... Windows. Slow read and write speeds: Most SD cards can’t even match HDDs’ read and write speeds, let alone SSDs. They can be suitable for regular files ...

If you're installing Windows, you will need a few additional drivers to have the best experience. Links to these, along with notes for installing Windows on Steam Deck can be found below.