Latitude E7470 Network Issue

[galtline]

When I try to load the updated driver here is what happens on make install

[sudo] password for Bob:
*** The target kernel has CONFIG_MODULE_SIG_ALL enabled, but
*** the signing key cannot be found. Module signing has been
*** disabled for this build.
make[1]: Entering directory '/usr/src/linux-headers-5.4.0-67-generic'
CC [M] /home/Bob/Downloads/e1000e-3.8.4/src/netdev.o
CC [M] /home/Bob/Downloads/e1000e-3.8.4/src/ethtool.o
CC [M] /home/Bob/Downloads/e1000e-3.8.4/src/ich8lan.o
CC [M] /home/Bob/Downloads/e1000e-3.8.4/src/mac.o
CC [M] /home/Bob/Downloads/e1000e-3.8.4/src/nvm.o
CC [M] /home/Bob/Downloads/e1000e-3.8.4/src/phy.o
CC [M] /home/Bob/Downloads/e1000e-3.8.4/src/manage.o
CC [M] /home/Bob/Downloads/e1000e-3.8.4/src/80003es2lan.o
CC [M] /home/Bob/Downloads/e1000e-3.8.4/src/82571.o
CC [M] /home/Bob/Downloads/e1000e-3.8.4/src/param.o
CC [M] /home/Bob/Downloads/e1000e-3.8.4/src/ptp.o
CC [M] /home/Bob/Downloads/e1000e-3.8.4/src/kcompat.o
LD [M] /home/Bob/Downloads/e1000e-3.8.4/src/e1000e.o
Building modules, stage 2.
MODPOST 1 modules
CC [M] /home/Bob/Downloads/e1000e-3.8.4/src/e1000e.mod.o
LD [M] /home/Bob/Downloads/e1000e-3.8.4/src/e1000e.ko
make[1]: Leaving directory '/usr/src/linux-headers-5.4.0-67-generic'
Copying manpages...
Installing modules...
*** The target kernel has CONFIG_MODULE_SIG_ALL enabled, but
*** the signing key cannot be found. Module signing has been
*** disabled for this build.
make[1]: Entering directory '/usr/src/linux-headers-5.4.0-67-generic'
INSTALL /home/Bob/Downloads/e1000e-3.8.4/src/e1000e.ko
DEPMOD 5.4.0-67-generic
Warning: modules_install: missing 'System.map' file. Skipping depmod.
make[1]: Leaving directory '/usr/src/linux-headers-5.4.0-67-generic'
Running depmod...