Desktop Edition
Note: You should update the system packages before you start the update process.sudo apt-get update
Step 1: Open 'Dash' and look for 'Update Manager'. Once found, open the Update Manager.
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Step 1: Open 'Update Manager' from 'Dash' |
Step 2: Click on 'Settings'.
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Step 2 : Settings |
Step 3: Search for 'Other Software' tab and uncheck/disable all Third-party repositories.
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Step 3 : Disable Third Party Repositories |
Step 4: Enter the 'Updates' Tab. Look for 'Notify me of a new Ubuntu Version' and choose 'For any new Version'. Hit OK and then Close.
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Step 4 : Ubuntu New Version Notification |
Step 5: Re-open the Update Manager and click 'Upgrade' to start the Upgrade process.
Server Edition
Step 1: Install Core Update Manager.sudo apt-get install update-manager-core
Step 2: Open the release file using your favorite text editor.
sudo vim /etc/update-manager/release-upgrades
Step 3:
If you are upgrading to Normal release from LTS release, edit the following line:
Prompt=normal
If you are upgrading to LTS release from Normal release, edit the following line:
Prompt=lts
Step 4: Update the packages and proceed to the upgrade.
sudo apt-get update && sudo do-release-upgrade -d
Step 5: You will need to follow the instructions which will be displayed on screen. Once you are done with them, Congrats! You are upgraded to Ubuntu 13.10 Saucy Salamander!
how to update using terminal
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