You update your VMware Integrated OpenStack deployment by using the VMware Integrated OpenStack Manager vApp or CLI commands to install and apply patches. After installing a patch, you can revert to a previous version if necessary. Install Patch Using the vSphere Web ClientVMware provides updates in the form of Debian patches. Patches that do not affect the infrastructure of the VMware Integrated OpenStack deployment can be applied by using the VMware Integrated OpenStack Manager vApp. Install Patch Using CLI CommandsVMware provides updates in the form of Debian patches. Patches that affect the infrastructure of the VMware Integrated OpenStack deployment must be applied through the command console for the VMware Integrated OpenStack Manager vApp. Reverting a Patch Update InstallationYou can revert a patch update installation. Troubleshooting Update Patch Installation ProblemsThis section describe some common errors you might encounter while installing the update patch. Parent topic: Managing Your VMware Integrated OpenStack Deployment