diff --git a/projects/ArchR/devices/RK3326/packages/u-boot/config/clone_boot.ini b/projects/ArchR/devices/RK3326/packages/u-boot/config/clone_boot.ini
index 4c646bb168..76af98872f 100644
--- a/projects/ArchR/devices/RK3326/packages/u-boot/config/clone_boot.ini
+++ b/projects/ArchR/devices/RK3326/packages/u-boot/config/clone_boot.ini
@@ -10,11 +10,18 @@ fi
 setenv thispart "${devtype} ${devnum}:${distro_bootpart}"
 setenv storagepart "${devtype} ${devnum}:${distro_storagepart}"
 
-# Clone hardware: SD card is mmcblk0 (U-Boot devnum=1 doesn't match kernel)
-setenv mmcdev ${devnum}
-setenv partition_boot "/dev/mmcblk${mmcdev}p${distro_bootpart}"
-setenv partition_root "/dev/mmcblk${mmcdev}p2"
-setenv partition_storage "/dev/mmcblk${mmcdev}p3"
+# Usar LABEL= em vez de /dev/mmcblk${devnum}p... porque a numeração do
+# U-Boot (devnum=0/1/2 conforme o slot probado primeiro) não bate com
+# a enumeração estável do kernel (mmc0=ff380000 TF2, mmc1=ff370000
+# TF1). Quando o usuário insere um SD em TF2, U-Boot pode escolher um
+# devnum diferente do que o Linux apresenta como /dev/mmcblk1, e o
+# /init falhava em montar `boot=/dev/mmcblk1p1` ("cannot find
+# mmcblk1p1" + countdown to poweroff — issue #34). LABEL= é resolvido
+# pelo /init busybox via findfs/blkid em qualquer mmcblk que tenha a
+# partição com a label correta — sobrevive a reordenamento de slots.
+setenv partition_boot "LABEL=@DISTRO_BOOTLABEL@"
+setenv partition_root "LABEL=@DISTRO_ROOTLABEL@"
+setenv partition_storage "LABEL=@DISTRO_DISKLABEL@"
 
 # Just in case this script is executed by (patched?) hardkernel u-boot, recover adc value from hwrev
 if   test -n "${hwid_adc}";    then setenv adc ${hwid_adc}; echo "ADC ${hwid_adc}"  # mainline u-boot, just use real value
diff --git a/projects/ArchR/devices/RK3326/packages/u-boot/config/original_boot.ini b/projects/ArchR/devices/RK3326/packages/u-boot/config/original_boot.ini
index 182dced0a1..ed65a7cb3c 100644
--- a/projects/ArchR/devices/RK3326/packages/u-boot/config/original_boot.ini
+++ b/projects/ArchR/devices/RK3326/packages/u-boot/config/original_boot.ini
@@ -16,12 +16,18 @@ fi
 setenv thispart "${devtype} ${devnum}:${distro_bootpart}"
 setenv storagepart "${devtype} ${devnum}:${distro_storagepart}"
 
-# Use device paths based on U-Boot mmc device number
-# mmc 1 in U-Boot = /dev/mmcblk1 in Linux (SD card on RK3326)
-setenv mmcdev ${devnum}
-setenv partition_boot "/dev/mmcblk${mmcdev}p${distro_bootpart}"
-setenv partition_root "/dev/mmcblk${mmcdev}p2"
-setenv partition_storage "/dev/mmcblk${mmcdev}p3"
+# Usar LABEL= em vez de /dev/mmcblk${devnum}p... porque a numeração do
+# U-Boot (devnum=0/1/2 conforme o slot probado primeiro) não bate com
+# a enumeração estável do kernel (mmc0=ff380000 TF2, mmc1=ff370000
+# TF1). Quando o usuário insere um SD em TF2, U-Boot pode escolher um
+# devnum diferente do que o Linux apresenta como /dev/mmcblk1, e o
+# /init falhava em montar `boot=/dev/mmcblk1p1` ("cannot find
+# mmcblk1p1" + countdown to poweroff — issue #34). LABEL= é resolvido
+# pelo /init busybox via findfs/blkid em qualquer mmcblk que tenha a
+# partição com a label correta — sobrevive a reordenamento de slots.
+setenv partition_boot "LABEL=@DISTRO_BOOTLABEL@"
+setenv partition_root "LABEL=@DISTRO_ROOTLABEL@"
+setenv partition_storage "LABEL=@DISTRO_DISKLABEL@"
 
 # Just in case this script is executed by (patched?) hardkernel u-boot, recover adc value from hwrev
 if   test -n "${hwid_adc}";    then setenv adc ${hwid_adc}; echo "ADC ${hwid_adc}"  # mainline u-boot, just use real value