I installed 5.7.0-5 from that link but it looks like the bcmwl module still fails to compile:
Building module:
cleaning build area...
make -j4 KERNELRELEASE=5.7.0-5-generic -C /lib/modules/5.7.0-5-generic/build M=/var/lib/dkms/bcmwl/6.30.223.271+bdcom/build....(bad exit status: 2)
ERROR (dkms apport): kernel package linux-headers-5.7.0-5-generic is not supported
Error! Bad return status for module build on kernel: 5.7.0-5-generic (x86_64)
Consult /var/lib/dkms/bcmwl/6.30.223.271+bdcom/build/make.log for more information.
I installed 5.7.0-5 from that link but it looks like the bcmwl module still fails to compile:
Building module: 5.7.0-5- generic -C /lib/modules/ 5.7.0-5- generic/ build M=/var/ lib/dkms/ bcmwl/6. 30.223. 271+bdcom/ build.. ..(bad exit status: 2) 5.7.0-5- generic is not supported dkms/bcmwl/ 6.30.223. 271+bdcom/ build/make. log for more information.
cleaning build area...
make -j4 KERNELRELEASE=
ERROR (dkms apport): kernel package linux-headers-
Error! Bad return status for module build on kernel: 5.7.0-5-generic (x86_64)
Consult /var/lib/