Hi I did following steps:
install fresh Armbian_23.11.1_Nanopiduo2_jammy_current_6.1.63.img.xz. After boot the COM19 is available:
root@nanopiduo2:~# cat /boot/armbianEnv.txt
verbosity=1
bootlogo=false
console=serial
disp_mode=1920x1080p60
overlay_prefix=sun8i-h3
overlays=usbhost0 usbhost2 usbhost3
fdtfile=sun8i-h3-nanopi-duo2.dtb
rootdev=UUID=0cff826e-57ba-4014-a11e-8827efd9a1a0
rootfstype=ext4
usbstoragequirks=0x2537:0x1066:u,0x2537:0x1068:u
root@nanopiduo2:~# lsmod
Module Size Used by
sunrpc 339968 1
hci_uart 61440 0
btbcm 16384 1 hci_uart
bluetooth 540672 3 hci_uart,btbcm
lz4hc 16384 0
lz4hc_compress 24576 1 lz4hc
brcmfmac 188416 0
ecdh_generic 16384 1 bluetooth
ecc 28672 1 ecdh_generic
brcmutil 16384 1 brcmfmac
lz4 16384 0
lz4_compress 32768 1 lz4
sunxi_cedrus 40960 0
sun4i_gpadc_iio 16384 0
industrialio 61440 1 sun4i_gpadc_iio
cfg80211 573440 1 brcmfmac
v4l2_mem2mem 20480 1 sunxi_cedrus
videobuf2_dma_contig 20480 1 sunxi_cedrus
videobuf2_memops 20480 1 videobuf2_dma_contig
videobuf2_v4l2 20480 2 sunxi_cedrus,v4l2_mem2mem
sun8i_thermal 16384 0
videobuf2_common 45056 5 sunxi_cedrus,videobuf2_dma_contig,videobuf2_memops,v4l2_mem2mem,videobuf2_v4l2
rfkill 20480 5 bluetooth,cfg80211
videodev 167936 4 sunxi_cedrus,videobuf2_common,v4l2_mem2mem,videobuf2_v4l2
mc 40960 5 sunxi_cedrus,videobuf2_common,videodev,v4l2_mem2mem,videobuf2_v4l2
evdev 20480 1
cpufreq_dt 20480 0
uio_pdrv_genirq 20480 0
uio 16384 1 uio_pdrv_genirq
zram 24576 3
binfmt_misc 20480 1
sch_fq_codel 20480 3
usb_f_acm 20480 1
u_serial 24576 3 usb_f_acm
g_serial 16384 0
libcomposite 45056 2 g_serial,usb_f_acm
ip_tables 24576 0
x_tables 28672 1 ip_tables
autofs4 36864 2
ac200_phy 16384 1
pwrseq_simple 16384 1
dwmac_sun8i 28672 0
stmmac_platform 24576 1 dwmac_sun8i
stmmac 172032 2 stmmac_platform,dwmac_sun8i
pcs_xpcs 20480 1 stmmac
phylink 36864 2 pcs_xpcs,stmmac
mdio_mux 16384 2 dwmac_sun8i
sunxi 16384 0
phy_generic 20480 2 sunxi
gpio_keys 20480 0
then I run: apt update && apt full-upgrade and reboot
the COM19 is gone from my Windows PC
root@nanopiduo2:~# cat /boot/armbianEnv.txt
verbosity=1
bootlogo=false
console=serial
disp_mode=1920x1080p60
overlay_prefix=sun8i-h3
overlays=usbhost0 usbhost2 usbhost3
fdtfile=sun8i-h3-nanopi-duo2.dtb
rootdev=UUID=0cff826e-57ba-4014-a11e-8827efd9a1a0
rootfstype=ext4
usbstoragequirks=0x2537:0x1066:u,0x2537:0x1068:u
no difference to previous one
and
root@nanopiduo2:~# lsmod
Module Size Used by
sunrpc 339968 1
hci_uart 61440 0
btbcm 16384 1 hci_uart
bluetooth 540672 3 hci_uart,btbcm
lz4hc 16384 0
lz4hc_compress 24576 1 lz4hc
brcmfmac 188416 0
ecdh_generic 16384 1 bluetooth
ecc 28672 1 ecdh_generic
brcmutil 16384 1 brcmfmac
lz4 16384 0
lz4_compress 32768 1 lz4
sunxi_cedrus 40960 0
sun4i_gpadc_iio 16384 0
industrialio 61440 1 sun4i_gpadc_iio
cfg80211 573440 1 brcmfmac
v4l2_mem2mem 20480 1 sunxi_cedrus
videobuf2_dma_contig 20480 1 sunxi_cedrus
videobuf2_memops 20480 1 videobuf2_dma_contig
videobuf2_v4l2 20480 2 sunxi_cedrus,v4l2_mem2mem
sun8i_thermal 16384 0
videobuf2_common 45056 5 sunxi_cedrus,videobuf2_dma_contig,videobuf2_memops,v4l2_mem2mem,videobuf2_v4l2
rfkill 20480 5 bluetooth,cfg80211
videodev 167936 4 sunxi_cedrus,videobuf2_common,v4l2_mem2mem,videobuf2_v4l2
mc 40960 5 sunxi_cedrus,videobuf2_common,videodev,v4l2_mem2mem,videobuf2_v4l2
evdev 20480 1
cpufreq_dt 20480 0
uio_pdrv_genirq 20480 0
uio 16384 1 uio_pdrv_genirq
zram 24576 3
binfmt_misc 20480 1
sch_fq_codel 20480 3
usb_f_acm 20480 1
u_serial 24576 3 usb_f_acm
g_serial 16384 0
libcomposite 45056 2 g_serial,usb_f_acm
ip_tables 24576 0
x_tables 28672 1 ip_tables
autofs4 36864 2
ac200_phy 16384 1
pwrseq_simple 16384 1
dwmac_sun8i 28672 0
stmmac_platform 24576 1 dwmac_sun8i
stmmac 172032 2 stmmac_platform,dwmac_sun8i
pcs_xpcs 20480 1 stmmac
phylink 36864 2 pcs_xpcs,stmmac
mdio_mux 16384 2 dwmac_sun8i
sunxi 16384 0
phy_generic 20480 2 sunxi
gpio_keys 20480 0
Should I test also installation of latest Armbian_community_24.11.0-trunk.66_Nanopiduo2_noble_current_6.6.44.img.xz
before_upgrade.txt
after_upgrade.txt