then you may need to grant yourself access. There are generally two ways you can do
this. The first is to just run screen using the sudo command, which temporarily
gives you elevated privileges.
Once you enter your password, you should be in:
The second way is to add yourself to the group associated with the hardware. To
figure out what that group is, use the command ls -l as shown below. The group
name is circled in red.
Then use the command adduser to add yourself to that group. You need elevated
privileges to do this, so you'll need to use sudo . In the example below, the group is a
dm and the user is ackbar.
After you add yourself to the group, you'll need to logout and log back in, or in some
cases, reboot your machine. After you log in again, verify that you have been added
to the group using the command groups . If you are still not in the group, reboot and
check again.
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