Cannot update my 12.10

[Adam Tong]

Hi,

I want to upgrade from 12.10 and here is what I get when I run sudo apt-get
update:

Ign http://archive.ubuntu.com quantal InRelease
Ign http://archive.ubuntu.com quantal
Release.gpg
Ign http://archive.ubuntu.com quantal
Release
Hit http://archive.canonical.com quantal
InRelease
Ign http://extras.ubuntu.com quantal InRelease
Hit http://extras.ubuntu.com quantal Release.gpg
Hit http://archive.canonical.com quantal/partner Sources
Hit http://extras.ubuntu.com quantal Release
Hit http://archive.canonical.com quantal/partner i386 Packages
Hit http://extras.ubuntu.com quantal/main Sources
Hit http://extras.ubuntu.com quantal/main i386 Packages
Ign http://archive.canonical.com quantal/partner Translation-en_CA
Ign http://archive.canonical.com quantal/partner Translation-en
Ign http://extras.ubuntu.com quantal/main Translation-en_CA
Ign http://extras.ubuntu.com quantal/main Translation-en
Err http://archive.ubuntu.com quantal/restricted Sources
  404  Not Found [IP: 91.189.91.24 80]
Err http://archive.ubuntu.com quantal/main Sources
  404  Not Found [IP: 91.189.91.24 80]
Err http://archive.ubuntu.com quantal/multiverse Sources
  404  Not Found [IP: 91.189.91.24 80]
Err http://archive.ubuntu.com quantal/universe Sources
  404  Not Found [IP: 91.189.91.24 80]
Err http://archive.ubuntu.com quantal/main i386 Packages
  404  Not Found [IP: 91.189.91.24 80]
Err http://archive.ubuntu.com quantal/restricted i386 Packages
  404  Not Found [IP: 91.189.91.24 80]
Err http://archive.ubuntu.com quantal/universe i386 Packages
  404  Not Found [IP: 91.189.91.24 80]
Err http://archive.ubuntu.com quantal/multiverse i386 Packages
  404  Not Found [IP: 91.189.91.24 80]
Ign http://archive.ubuntu.com quantal/main Translation-en_CA
Ign http://archive.ubuntu.com quantal/main Translation-en
Ign http://archive.ubuntu.com quantal/multiverse Translation-en_CA
Ign http://archive.ubuntu.com quantal/multiverse Translation-en
Ign http://archive.ubuntu.com quantal/restricted Translation-en_CA
Ign http://archive.ubuntu.com quantal/restricted Translation-en
Ign http://archive.ubuntu.com quantal/universe Translation-en_CA
Ign http://archive.ubuntu.com quantal/universe Translation-en
W: Failed to fetch
http://archive.ubuntu.com/ubuntu/dists/quantal/restricted/source/Sources
404  Not Found [IP: 91.189.91.24 80]

W: Failed to fetch
http://archive.ubuntu.com/ubuntu/dists/quantal/main/source/Sources  404
Not Found [IP: 91.189.91.24 80]

W: Failed to fetch
http://archive.ubuntu.com/ubuntu/dists/quantal/multiverse/source/Sources
404  Not Found [IP: 91.189.91.24 80]

W: Failed to fetch
http://archive.ubuntu.com/ubuntu/dists/quantal/universe/source/Sources
404  Not Found [IP: 91.189.91.24 80]

W: Failed to fetch
http://archive.ubuntu.com/ubuntu/dists/quantal/main/binary-i386/Packages
404  Not Found [IP: 91.189.91.24 80]

W: Failed to fetch
http://archive.ubuntu.com/ubuntu/dists/quantal/restricted/binary-i386/Packages
404  Not Found [IP: 91.189.91.24 80]

W: Failed to fetch
http://archive.ubuntu.com/ubuntu/dists/quantal/universe/binary-i386/Packages
404  Not Found [IP: 91.189.91.24 80]

W: Failed to fetch
http://archive.ubuntu.com/ubuntu/dists/quantal/multiverse/binary-i386/Packages
404  Not Found [IP: 91.189.91.24 80]

E: Some index files failed to download. They have been ignored, or old ones
used instead.

How can I solve this?
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