A Windows Security warning stating: "Windows can't verify the publisher of this driver software".
VMware Knowledge Base article 78708 provides a workaround for VMware Tools installation failures on legacy Windows 7 and Server 2008 R2 systems caused by missing SHA-2 code signing support. Users must install specific Microsoft updates, such as KB4474419, to enable SHA-2 support before running the VMware Tools installer. Read the full details on the Broadcom community forum VMware Community Forum Broadcom Community
Comprehensive Troubleshooting Guide: Resolving VMware Tools Installation Failure via KB 78708
to allow the cryptographic changes to apply to the kernel core. Step 4: Run the VMware Tools Installer kbvmware s article 78708 free
Hardware Interoperability: Ensuring that specific NICs or storage controllers are recognized by the hypervisor.
Community Insight: If the article seems outdated, check the comments section or the VMware community forums for "Community Corrected" steps. Conclusion
Article 78708 likely addresses a specific technical issue (e.g., ESXi host failure, vCenter backup/restore, or a VM power-on error). I can write a general blog post about how to troubleshoot that type of issue using official free VMware resources. A Windows Security warning stating: "Windows can't verify
Released in September 2019, this patch introduces system-wide support for identifying and verifying SHA-2 signed drivers. Step-by-Step Resolution Guide
: VMware has "frozen" certain versions of VMware Tools for legacy operating systems. If you cannot update your Windows 7 guest to support SHA-2, you may need to use an older, "frozen" version of VMware Tools (like version 10.3.x), though this is not recommended for security reasons.
Security Mitigation: Implementing workarounds for documented CVEs (Common Vulnerabilities and Exposures). Read the full details on the Broadcom community
Modern virtualization requires higher security standards. As outlined in the release notes for VMware Tools 12.4.0 , failing to implement SHA-2 support means your VM cannot verify the authenticity of the drivers provided by VMware, resulting in a blocked installation.
: Once the space is reclaimed, you may need to restart the VCSA services using the command: service-control --start --all . Manual Cleanup Areas to Monitor
You must install these patches in a specific order to avoid package rejection: Launch and install (the SSU) first. Launch and install KB4474419 (the SHA-2 update) second.