need help: unmet dependencies

Dear all, I don't know much about linux and need your kind help. My son's Raspberry Pi 4B's OS is "Debian GNU/Linux 12 (bookworm)" (from "/etc/os-release"). Yesterday I tried to run "apt update" "apt upgrade", but it stuck at upgrading package "chromium-browser" (The progress status bar froze; c

help: apt stuck at 0% [Waiting for headers]

Dear friends, I need some help here. I worked in a university and have a linux (debian 9) machine with DHCP. For some reason I needed a static IP and two weeks ago the university sent someone who helped me set up the static IP. From what I saw the file they modified is the "/etc/network/interfaces

turn off receiving email

Dear friend, A simple and silly question: how to subscribe to this mail list and set up not to receive email? I only found a digest option when subscribing. Thank you very much. Michael

how to remove GUI

Dear friend, I recently installed Debian 9.13 on my machine. I was planning to use it for scientific computation so GUI is not necessary. For some reason, I installed the desktop environment with LXDE desktop during installation. Later I decided to remove them. These two commands were executed

files under /boot

Dear friends, Here are files under my /boot directory: # ls -l -rw-r--r-- 1 root root 186716 Nov 11 2019 config-4.9.0-11-amd64 -rw-r--r-- 1 root root 186696 Jan 20 12:38 config-4.9.0-12-amd64 drwxr-xr-x 5 root root 4096 May 28 20:14 grub -rw-r--r-- 1 root root 18158152 May 1 0

mount an external usb hdd and share it through samba

Dear all, I have an external usb hdd. I would like to automount it on boot and share it through samba. 1) So I put it in the fstab. It automounts correctly on boot, no problem: UUID=XXX /usb-hdd ext4 defaults,nofail 0 0 2) I then share the directory "/usb-hdd" through samba (in smb.con