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I just upgraded System76 Gazelle laptop to 15.04 and wifi no longer works.

It sees many network and tries to connect to mine, but fails repeatedly (/var/log/syslog seems to indicate an...

same problem with thinkpad t520.
touchpad did not work.
this:


# modprobe -r psmouse
# modprobe psmouse proto=imps

as root restored touchpad BUT two finger scrolling does not work and...

OK. So, what exactly do I need to do to restore my system to the
`uname -m`=x86_64
state?
please?

This is not true.
As I said, I used to have 64-bit, but, apparently, during a major upgrade, got switched to 32-bit. I never installed from an iso, I always upgraded via internet.

Yes, sure.
So, how did it happen that my Ubuntu became i386 all of a sudden
and how do I turn it back to amd64?
specifically, which packages do I install?
"aptitude search linux.*amd64" returns...

I just noticed that my pangolin performance panp4n system (driver 2.4.4)
boots in 32-bit mode:
$ uname -m
i686
instead of the 64-bit mode as I am sure it used to do.
this is a fully up-to-date...

why isn't https://ubuntuforums.org working?
I don't want my password and posting to travel in cleartext.

bluetooth is not working.

Pangolin Performance (PAN-P4).
Ubuntu 8.10
system76-driver 2.3.0
# service bluetooth status
* bluetooth is running.
# hcitool scan
Device is not available: No such...

This improves things just a little bit.
the volume is still far too low.

my new system76 laptop (ubuntu 8.04) has a very very low sound volume, both speakers and headphones.
I maxed out both fn-f6 and the master volume applet in the upper right corner (on the panel).
is...