How do I uninstall ethereum-unstable from ubantu 17.10?

External question — Ethereum Stack Exchange Author: gupta_hargobind Original post: https://ethereum.stackexchange.com/questions/30943 License: CC BY-SA 3.0 — https://creativecommons.org/licenses/by-sa/3.0/ Adaptation: HTML converted to plain text; contact email addresses removed. I want to install the stable version of ethereum. I have performed the below steps to download the unstable version of it. sudo add-apt-repository -y ppa:ethereum/ethereum sudo apt-get update sudo apt-get install ethereum-unstable

External answer — Ethereum Stack Exchange Author: SteveJaxon Original post: https://ethereum.stackexchange.com/a/31023 License: CC BY-SA 3.0 — https://creativecommons.org/licenses/by-sa/3.0/ Adaptation: HTML converted to plain text; contact email addresses removed. Have you tried sudo apt-get install ethereum ? The default version will be the stable one. You might need to uninstall the unstable one first: sudo apt-get uninstall ethereum-unstable The Ethereum documentation also covers the installation step.s