$ sudo apt install ./aic8800-firmware_3.0+git20240327.3561b08f-4_all.deb
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
Note, selecting 'aic8800-firmware' instead of './aic8800-firmware_3.0+git20240327.3561b08f-4_all.deb'
The following packages were automatically installed and are no longer required:
  amd64-microcode bpfcc-tools bpftrace chemical-mime-data ieee-data
  intel-microcode iucode-tool lib3ds-1-3 libbpfcc libclang-cpp18 libclang1-18
  libglew2.2 libllvm17t64 libllvm18 libopenctm1 libqhull8.0 libqt5opengl5t64
  libqt5xml5t64 python3-bpfcc python3-netaddr python3-netifaces thermald
Use 'sudo apt autoremove' to remove them.
The following NEW packages will be installed:
  aic8800-firmware
0 upgraded, 1 newly installed, 0 to remove and 24 not upgraded.
Need to get 0 B/1,349 kB of archives.
After this operation, 8,103 kB of additional disk space will be used.
Get:1 /home/Blondie/Downloads/aic8800-firmware_3.0+git20240327.3561b08f-4_all.deb aic8800-firmware all 3.0+git20240327.3561b08f-4 [1,349 kB]
Selecting previously unselected package aic8800-firmware.
(Reading database ... 259901 files and directories currently installed.)
Preparing to unpack .../aic8800-firmware_3.0+git20240327.3561b08f-4_all.deb ...
Unpacking aic8800-firmware (3.0+git20240327.3561b08f-4) ...
Setting up aic8800-firmware (3.0+git20240327.3561b08f-4) ...
N: Download is performed unsandboxed as root as file '/home/Blondie/Downloads/aic8800-firmware_3.0+git20240327.3561b08f-4_all.deb' couldn't be accessed by user '_apt'. - pkgAcquire::Run (13: Permission denied)