Long-Term Supported Versions

    openEuler 22.03 LTS Upgrade and Downgrade Guide

    This document describes how to upgrade openEuler 22.03 LTS to openEuler 22.03 LTS SP1. The operations for other versions are similar.

    1. OS Installation

    Obtain an openEuler 22.03 LTS image and install the OS by referring to the installation guide.

    View the versions of openEuler and the kernel in the current environment.


    2. Compatibility Upgrade

    2.1 Adding the openEuler 22.03 LTS SP1 Repositories (openEuler-22.03-LTS-SP1.repo)

    vi /etc/yum.repos.d/openEuler-22.03-LTS-SP1.repo

    Add information about the following openEuler 22.03 LTS SP1 repositories and save and exit.

    SP1_OS, SP1_everything, SP1_EPOL, SP1_debuginfo, SP1_source, SP1_update 


    2.2 Performing the Upgrade

    dnf update | tee update_log


    1. If an error is reported during the upgrade, run dnf update --skip-broken -x conflict_pkg1 |tee update_log to avoid the problem. If multiple packages conflict, use the -x conflict_pkg1 -x conflict_pkg2 -x conflict_pkg3 options to skip the packages and analyze, validate, and update the conflicted packages after the upgrade.
    2. Options:
      --allowerasing: Allow erasing of installed packages to resolve dependencies.
      --skip-broken: Resolve dependency problems by skipping packages.
      -x: Used with --skip-broken to specify the packages to be skipped.

    2.3 Rebooting the OS


    3. Upgrade Verification

    View the versions of openEuler and the kernel in the current environment.


    4. Compatibility Downgrade

    4.1 Performing the Downgrade

    dnf downgrade | tee downgrade_log

    4.2 Rebooting the OS


    5. Downgrade Verification

    View the versions of openEuler and the kernel in the current environment.


    Bug Catching

    Buggy Content

    Bug Description

    Submit As Issue

    It's a little complicated....

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    Just a small problem.

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    Bug Type
    Specifications and Common Mistakes

    ● Misspellings or punctuation mistakes;

    ● Incorrect links, empty cells, or wrong formats;

    ● Chinese characters in English context;

    ● Minor inconsistencies between the UI and descriptions;

    ● Low writing fluency that does not affect understanding;

    ● Incorrect version numbers, including software package names and version numbers on the UI.


    ● Incorrect or missing key steps;

    ● Missing prerequisites or precautions;

    ● Ambiguous figures, tables, or texts;

    ● Unclear logic, such as missing classifications, items, and steps.


    ● Technical principles, function descriptions, or specifications inconsistent with those of the software;

    ● Incorrect schematic or architecture diagrams;

    ● Incorrect commands or command parameters;

    ● Incorrect code;

    ● Commands inconsistent with the functions;

    ● Wrong screenshots.

    Risk Warnings

    ● Lack of risk warnings for operations that may damage the system or important data.

    Content Compliance

    ● Contents that may violate applicable laws and regulations or geo-cultural context-sensitive words and expressions;

    ● Copyright infringement.

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    Bug Catching
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