Hi, I am using my Rock Pi 4B+ running Armbian v25.11 rolling. The sole reason is that the official Ubuntu Server 20.04 image is too old to have CUPS from OpenPrinting instead of Apple. Now, it works well, and I want to back it up. At first, the official backup script refused to work because the Armb…

[image] IskandarAlex2: However, my Rock Pi kept booting into the eMMC When you have a SD card and an eMMC at the same time, I think it’s expected that it will boot from the eMMC. See this link ; RK3399(OP1 on 4B+ is a variant of it) will try to boot from eMMC before the SD card. Therefore, if …

Can't boot into SD Card - Rock Pi 4B+

ROCK 4 Series Troubleshooting

radxa4chris October 6, 2026, 5:55pm 5

Might this trick do for you?