Hi,
the jumper is the red in place on the following picture.
![[Image: 19012201010024613416087039.jpg]](https://nsm09.casimages.com/img/2019/01/22//19012201010024613416087039.jpg)
When in place the rock64 boots from the µSD card, when not in place it boots from the eMMC.
Apparently, the SPI flash memory is correctly programmed, so i did not have to program it.
regards
the jumper is the red in place on the following picture.
![[Image: 19012201010024613416087039.jpg]](https://nsm09.casimages.com/img/2019/01/22//19012201010024613416087039.jpg)
When in place the rock64 boots from the µSD card, when not in place it boots from the eMMC.
Apparently, the SPI flash memory is correctly programmed, so i did not have to program it.
regards