![\"How](\"https:\/\/webhostinggeeks.com\/howto\/wp-content\/uploads\/2023\/10\/How-to-Uninstall-Docker-on-Ubuntu-1024x878.jpg\")
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Docker has revolutionized the way applications are developed, shipped, and deployed. However, there might be instances where you need to uninstall Docker from your system, perhaps to reinstall it or to free up resources.<\/p>\n
In this guide, we’ll walk you through the steps to completely remove Docker from an Ubuntu system<\/a>.<\/p>\n Let’s get started.<\/p>\n Before uninstalling Docker, ensure that all Docker containers are stopped.<\/p>\n This command stops all running Docker containers by listing all containers with docker ps -aq and then stopping them with docker stop.<\/p>\n Next, uninstall Docker packages using the package manager.<\/p>\n This command will remove Docker but retain the configuration files and images.<\/p>\n If you want to remove all Docker configurations, images, and volumes, you can delete the Docker directory.<\/p>\n Be cautious with this step, as it will delete all your Docker images, containers, volumes, and configurations.<\/p>\n Docker might have installed dependencies that are no longer used. You can remove them with:<\/p>\n Docker’s GPG key was added during the Docker installation to ensure the integrity of the downloaded packages. To remove it:<\/p>\n Why might I need to uninstall Docker?<\/p>\n \n There could be several reasons, such as needing to reinstall Docker, resolving conflicts, freeing up system resources, or transitioning to a different containerization tool.<\/span>\n <\/p>\n<\/li>\n Is it safe to delete the \/var\/lib\/docker directory?<\/p>\n \n Yes, but it will remove all Docker images, containers, volumes, and configurations. Ensure you have backups of necessary data before proceeding.<\/span>\n <\/p>\n<\/li>\n Can I reinstall Docker after uninstalling?<\/p>\n \n Absolutely! Uninstalling Docker doesn’t prevent you from reinstalling it in the future.<\/span>\n <\/p>\n<\/li>\n Will uninstalling Docker affect other software on my system?<\/p>\n \n No, uninstalling Docker should not affect other software. However, any applications running inside Docker containers will be affected.<\/span>\n <\/p>\n<\/li>\n How can I verify that Docker has been completely removed?<\/p>\n \n You can check by trying to run Docker commands or checking for its service. If they don’t respond or show errors, Docker has likely been removed.<\/span>\n <\/p>\n<\/li>\n<\/ol>\n Uninstalling Docker from Ubuntu is a straightforward process, but it’s essential to follow the steps carefully to ensure a complete removal.<\/p>\n Whether you’re transitioning to a different containerization tool or merely freeing up system resources, this guide has provided you with the necessary steps to uninstall Docker safely.<\/p>\n If you’re exploring different hosting solutions, don’t forget to check out our guides on dedicated server hosting<\/a>, VPS hosting<\/a>, cloud hosting<\/a>, and shared hosting<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":" Docker has revolutionized the way applications are developed, shipped, and deployed. However, there might be instances where you need to uninstall Docker from your system, perhaps to reinstall it or…<\/p>\n","protected":false},"author":6,"featured_media":19471,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"wds_primary_category":0,"footnotes":""},"categories":[1073],"tags":[2120,1856],"class_list":["post-19470","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ubuntu","tag-docker","tag-ubuntu"],"_links":{"self":[{"href":"https:\/\/webhostinggeeks.com\/howto\/wp-json\/wp\/v2\/posts\/19470","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/webhostinggeeks.com\/howto\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/webhostinggeeks.com\/howto\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/webhostinggeeks.com\/howto\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/webhostinggeeks.com\/howto\/wp-json\/wp\/v2\/comments?post=19470"}],"version-history":[{"count":0,"href":"https:\/\/webhostinggeeks.com\/howto\/wp-json\/wp\/v2\/posts\/19470\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/webhostinggeeks.com\/howto\/wp-json\/wp\/v2\/media\/19471"}],"wp:attachment":[{"href":"https:\/\/webhostinggeeks.com\/howto\/wp-json\/wp\/v2\/media?parent=19470"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/webhostinggeeks.com\/howto\/wp-json\/wp\/v2\/categories?post=19470"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/webhostinggeeks.com\/howto\/wp-json\/wp\/v2\/tags?post=19470"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}Step 1: Stop All Running Docker Containers<\/h2>\n
\r\nsudo docker stop $(sudo docker ps -aq)\r\n<\/pre>\n
Step 2: Remove Docker Packages<\/h2>\n
\r\nsudo apt-get purge docker-ce docker-ce-cli containerd.io\r\n<\/pre>\n
Step 3: Remove Docker Configuration and Image Files<\/h2>\n
\r\nsudo rm -rf \/var\/lib\/docker\r\n<\/pre>\n
Step 4: Remove Docker Dependencies<\/h2>\n
\r\nsudo apt-get autoremove\r\n<\/pre>\n
Step 5: Remove Docker GPG Key<\/h2>\n
\r\nsudo apt-key del $(sudo apt-key list | grep Docker | awk '{print $2}')\r\n<\/pre>\nCommands Mentioned<\/h2>\n
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FAQ<\/h2>\n
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Conclusion<\/h2>\n