Depuis la version 4, on ne passe plus par l'USB MASS STORAGE mais par le protocole MTP

# dmesg
[ 2254.973530] usb 1-1: new high-speed USB device number 19 using xhci_hcd
[ 2255.123346] usb 1-1: New USB device found, idVendor=04e8, idProduct=6860, bcdDevice= 4.00
[ 2255.123353] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 2255.123356] usb 1-1: Product: SAMSUNG_Android
[ 2255.123358] usb 1-1: Manufacturer: SAMSUNG
[ 2255.123361] usb 1-1: SerialNumber: a115bb32

$ lsusb
...
Bus 001 Device 019: ID 04e8:6860 Samsung Electronics Co., Ltd Galaxy series, misc. (MTP mode)
...

aptitude install mtp-tools jmtpfs

Brancher l’appareil via le cable USB puis

Créer dans le /home de l'user un point de montage Exemple

$ cd ~
$ mkdir Samsung

$ jmtpfs Samsung/
Device 0 (VID=04e8 and PID=6860) is a Samsung Galaxy models (MTP).
$ cd Samsung 
$ ls
Phone
$ cd Phone
$ ls
Alarms   Documents  Music          Pictures   Ringtones
Android  Download   Notifications  Playlists  Samsung
DCIM     Movies     PhotoEditor    Podcasts   SMemo

$ fusermount -u ~/Samsung

Dans .bash_aliases

alias samsungOn="jmtpfs ~/Samsung/"
alias samsungOut="fusermount -u ~/Samsung"
alias samsungOutForce="fusermount -uz ~/Samsung"

$ source .bashrc

Bon si soucis lors du démontage, utiliser l'alais de secours (-uz)

Jeter un oeil sur le paquet suivant : aptitude show android-file-transfer Paquet : android-file-transfer Version : 3.9+dfsg-1+b1 État: non installé Priorité : optionnel Section : misc Responsable : Dylan Aïssi daissi@debian.org Architecture : amd64 Taille décompressée : 1 623 k Dépend: libc6 (>= 2.14), libfuse2 (>= 2.6), libgcc1 (>= 1:3.0), libqt5core5a (>=

      5.12.2), libqt5gui5 (>= 5.7.0) | libqt5gui5-gles (>= 5.7.0),
      libqt5widgets5 (>= 5.0.2), libreadline8 (>= 6.0), libstdc++6 (>= 9)

Description : reliable MTP client with minimalistic UI Android-File-Transfer is a reliable MTP client with minimalistic UI. Its features are: 1. Simple Qt UI with progress dialogs. 2. FUSE wrapper, supporting partial read/writes, allowing instant access

   to your files.

3. No file size limits. 4. Automatically renames album cover to make it visible from media player. 5. USB ‘Zerocopy’ support found in recent Linux kernel (no user/kernel

   data copying).

6. No extra dependencies (e.g. libptp/libmtp). 7. Available as static/shared library. 8. Command line tool (aft-mtp-cli). Site : https://whoozle.github.io/android-file-transfer-linux/