You can have PhantomPDF trust all root certificates in the Windows Certificate Store to speed-up your signature verification process, to do this, follow the steps below:
- Go to the File Tab
- Select Preferences
- Open the Signatures area
- Under Signing & Verification select Change Settings
- Check the first two Options
- Check the two options under Windows Integration
- Click OK
Going forward, PhantomPDF will automatically trust all root certificates in the Windows Certificate Store.
Additionally, you could enable Automatic updates of the Foxit Approved Trust List (FATL) to automatically check and download new or updated root certificates in FATL from the server to local trusted certificate list.
Visit the article "How to enable Automatic Foxit Approved Trust List updates" to learn how to enable FATL.
IT Admins can deploy PhantomPDF with these custom settings by following the instructions here: Enable Windows Root Certificate Integration During Deployment