SD card problems although formatted as portable storage

[mde]

Did you link the wrong topic? This here is about SD card compatibility:

List of compatible micro SD / SDXC cards for FP4

ATTENTION!! This wiki is just a list by FP4-users. It is there to share experience with MicroSD cards. It is nothing official by Fairphone. Fairphone does not sell any of these cards. This topic is closed to avoid replies, so that the topic can be bumped on the top of the recent topic when edited. Please open a new topic in case of questions or to start a discussion. Which MicroSD cards do work and which do not? Fairphone does not have the capacity to test MicroSD cards and is not in a p…