The v1 updates did not install for customers who had certain ESU configurations. If you’ve already installed a previous release of an affected update, no action is required. See known issues section for more details. Revised : On April 13th, 2021, this update was released to replace a previous release of this some updates. If you’ve already installed a previous release of this update, no action is required. Revised : On June 8th, 2021, this update was released to replace a previous update to address a “revocation server was offline” error that may occur during installation.