https://huawei.github.io/css-docs/en/v4.11.0/installation-and-deployment/csi/rollback/Recent content in Rollback on HuaweiHugoenCopyright © 2025 Huawei Technologies Co., Ltd. All rights reserved.https://huawei.github.io/css-docs/en/v4.11.0/installation-and-deployment/csi/rollback/manual-rollback/Mon, 01 Jan 0001 00:00:00 +0000https://huawei.github.io/css-docs/en/v4.11.0/installation-and-deployment/csi/rollback/manual-rollback/<p>Uninstall CSI by referring to <a href="https://huawei.github.io/css-docs/css-docs/en/docs/installation-and-deployment/csi/uninstallation/manual-uninstallation/">Manual Uninstallation</a> , and then download and install CSI of the source version.</p> <blockquote> <p><img src="https://huawei.github.io/css-docs/css-docs/public_sys-resources/en-us/icon-notice.gif"></p> <ul> <li>During the upgrade or rollback, the existing resources such as PVCs, snapshots, and Pods will run properly and will not affect your service access.</li> <li>During the upgrade or rollback, you cannot use Huawei CSI to create new resources or mount or unmount an existing PVC.</li> <li>During the upgrade or rollback, do not uninstall the snapshot-dependent component service.</li> </ul> </blockquote> <h2 id="en-us_topic_0000001275627010_en-us_topic_0000001232767941_section19453102010152">Prerequisites</h2> <p>You have downloaded the CSI software package of the source version.</p>