upgrade 15.10 to 16.04 - Ask Ubuntu


i have ubuntu 15.10 installed. want upgrade 16.04. option not show in software updater. when ran do-release-upgrade -cd returns no new release found. downloaded iso , put on usb stick. when boot installer option upgrade 15.10 16.04 blanked out. allow me erase current installation or install along side. there else can try before erasing current installation (thus losing of settings).

you can change software sources wily xenial, update, upgrade , dist-upgrade.


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