If your hosts are running a lower version of ESXi 7.0, Instant clone provisioning will default to Mode A (Instant clones with parent VM). If you are using Sysprep customization and have either Smart Provisioning or Mode B (Instant clones without parent VM) enabled, make sure that all the hosts in the cluster are running ESXi 7.0 Update 3f or later. See VMware KB 91595 for details.Ī vTPM device can be added to instant clones when using ClonePrep or Microsoft Sysprep guest customization. If you are using certificate-based authentication, then we recommend that you upgrade to this release to configure certificate mappings. To address this issue the Horirelease will allow admins to configure certificate mappings to one of the strong types from the Horizon console. If you have applied this update to your windows OS and if you have not mapped certificates to one of the strong mapping types described in the Microsoft KB, then users will be denied authentication when the full enforcement mode is activated by Microsoft, currently planned for November 2023.

WARNING: This Microsoft security update ( KB5014754) will impact customers using certificate-based authentication such as smartcards. HoriInstant Clones are incompatible with vSphere 6.5 and vSphere 6.7 so you must upgrade to vSphere 7.0 or later before upgrading to Horiif you are using Instant Clones. IMPORTANT: Horiis not supported with vSphere 6.5 or vSphere 6.7, which are both past the end of General Support. VMware Horizon 8 version 2303 includes the following new features and enhancements.

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