Picking 'linux-signed' as source package instead of 'linux-image-4.15.0-23-generic'
127303
"Unknown sequence editconfigs" when trying to build a kernel
35106
Where to find the checksums of Ubuntu ISO images?
112870
How can I remove all build dependencies for a particular package?
9896
How do I get and modify the source code of packages installed through apt-get?
23275
What is the correct output of cat /etc/apt/sources.list?
138747
How to list installed packages in apt that are not backed by a repository?
126343
How to downgrade a package via apt-get?
16186
Requires installation of untrusted packages?
1520
How to install software or upgrade from an old unsupported release?
118543
How can I install a package without installing some dependencies?
98903
How to recreate /var/lib/dpkg/status?
145917
Removing broken packages on distro update (13.04 to 13.10)
52636
How can I manually install a package on MiKTeX (Windows)
130650
E: The repository 'http//archive.canonical.com precise Release' is not signed
8078
How do I install an individual package on a Linux system?
95210
APT wedged by kernel version mismatch
90212
'http://download.opensuse.org/repositories/home:/strycore/xUbuntu_16.04 ./ Release' is not signed