Please note, the changes listed are accurate at the time of posting but are subject to change.Ī list of Root Store participants, updated monthly, can be found here. Update packages will be available for download and testing at If you are a certificate user who has active certificates chaining up to a deprecating root, please reach out to your CA to understand how changes may impact your certificates. Microsoft-initiated deprecations will occur in February and August releases.Certificate Authority (CA)-initiated and CA-confirmed deprecations will occur on even numbered months.Additions and non-deprecating modifications will be completed any month.Click on Tools on the toolbar and select Internet Options. To install the digital certificate in Internet Explorer: Open Internet Explorer. Even if theres an expired trusted root certificate, anything that was signed by using that certificate before the expiration date requires that the trusted root certificate is validated. However, these certificates are necessary for backward compatibility. There may be some variations between versions, but the window and button names will be the same. Some certificates that are listed in the previous tables have expired. The public can expect the following cadence for releases: These instructions cover the supported versions of Internet Explorer, versions 9 through 11. The Microsoft Trusted Root Certificate Program releases changes to our Root Store on a monthly cadence, except for December.