Recently installed Mint 22.1 Cinnamon 6.4.6 Kernel 6.8.0-51-generic onto a 2015 MacBook Air and getting the same issue. Somewhat new to linux, very grateful to see Debian is working on this. Cheers. My error report:
macray@macray-LIPPLE:~$ sudo apt-get install firmware-b43-installer [sudo] password for macray: Reading package lists... Done Building dependency tree... Done Reading state information... Done firmware-b43-installer is already the newest version (1:019-11build1). 0 upgraded, 0 newly installed, 0 to remove and 375 not upgraded. 1 not fully installed or removed. After this operation, 0 B of additional disk space will be used. Do you want to continue? [Y/n] y Setting up firmware-b43-installer (1:019-11build1) ... No chroot environment found. Starting normal installation No supported device found. But firmware is installed unconditionally Unsupported device(s) found: PCI id * 14e4:43a0 Unknown device(s) found: PCI id * 14e4:43a0 Trying to install latest firmware 6.30.163.46 . --2025-07-16 16:30:42-- https://www.lwfinger.com/b43-firmware/broadcom-wl-6.30.163.46.tar.bz2 Resolving www.lwfinger.com (www.lwfinger.com)... 15.197.172.60 Connecting to www.lwfinger.com (www.lwfinger.com)|15.197.172.60|:443... connected. HTTP request sent, awaiting response... 200 OK Length: 114 [text/html] Saving to: ‘broadcom-wl-6.30.163.46.tar.bz2’ broadcom-wl-6.30.16 100%[===================>] 114 --.-KB/s in 0s 2025-07-16 16:30:43 (22.1 MB/s) - ‘broadcom-wl-6.30.163.46.tar.bz2’ saved [114/114] broadcom-wl-6.30.163.46.tar.bz2: FAILED sha512sum: WARNING: 1 computed checksum did NOT match /var/lib/dpkg/info/firmware-b43-installer.postinst: Downloaded firmware did not match known SHA512 checksum, aborting. dpkg: error processing package firmware-b43-installer (--configure): installed firmware-b43-installer package post-installation script subprocess returned error exit status 1 Errors were encountered while processing: firmware-b43-installer E: Sub-process /usr/bin/dpkg returned an error code (1) -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to b43-fwcutter in Ubuntu. https://bugs.launchpad.net/bugs/2116888 Title: firmware-b43-installer fails due to suspended domain Status in b43-fwcutter package in Ubuntu: Confirmed Bug description: The lwfinger.com domain has been suspended and downloading isn't possible, users are seeing this in terminal trying to install A card known to work was found. Unknown device(s) found: PCI id Trying to install latest firmware 6.30.163.46 . --2025-07-14 10:11:20-- https://www.lwfinger.com/b43-firmware/broadcom-wl-6.30. 163.46.tar.bz2 Resolving www.lwfinger.com (www.lwfinger.com)... 173.254.30.178 Connecting to www.lwfinger.com (www.lwfinger.com)|173.254.30.178|:443... connect ed. HTTP request sent, awaiting response... 302 Found Location: https://www.lwfinger.com/cgi-sys/suspendedpage.cgi [following] --2025-07-14 10:11:20-- https://www.lwfinger.com/cgi-sys/suspendedpage.cgi Reusing existing connection to www.lwfinger.com:443. HTTP request sent, awaiting response... 200 OK Length: unspecified [text/html] Saving to: ‘broadcom-wl-6.30.163.46.tar.bz2’ broadcom-wl-6.30.16 [ <=> ] 891 --.-KB/s in 0s 2025-07-14 10:11:21 (39.2 MB/s) - ‘broadcom-wl-6.30.163.46.tar.bz2’ saved [891] broadcom-wl-6.30.163.46.tar.bz2: FAILED sha512sum: WARNING: 1 computed checksum did NOT match /var/lib/dpkg/info/firmware-b43-installer.postinst: Downloaded firmware did not match known SHA512 checksum, aborting. dpkg: error processing package firmware-b43-installer (--configure): installed firmware-b43-installer package post-installation script subprocess re turned error exit status 1 Errors were encountered while processing: firmware-b43-installer E: Sub-process /usr/bin/dpkg returned an error code (1) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/b43-fwcutter/+bug/2116888/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
