Converting ova with SHA1 to SHA256 for use with vSphere 6.5

When importing a OVA to vSphere 6.5 I got the following error: The quick fix is just to unpack the ova (I’m using 7-zip) and delete the .mf file and deploy the ova again and selecting all files. Change ova to SHA256 Download openssl to windows. Download and install ovftool from my.vmware.com Unpack the ova file. Remove the mf file. Create new SHA256 checksums: