Missing root certfication - Thawte root Cert - Invalid Digital Signature

Error during install:

A file that is required cannot be installed because the cabinet file C:\Users\XXXXXXX\AppData\Roaming\ipConfigure\ipConfigure ESM x.x.x\install\disk1.cab has an invalid digital signature. This may indicate that the cabinet is corrupt.

Caused by: 

Missing Thawte root certificate - Possible GPO and Windows Update settings

Resolved by:

Installing Thawte Root CA certificate before installing.

Right-click >> Install Certificate >> Next >>Automatically select the certificate store based on the type of certificate >>Next >> Finish

Run ESM installation as normal.

For more assistance, please submit a support ticket at https://support.ipconfigure.com