The indexer is a special new tool for the internet
When you order it you will receive a password and login details.
You can see all PDFs within a browser on a special page ( Chrome / Edge / Firefox / Safari / Opera)
You have to login. You can also use it for viewing any PDF you will load.
You need to have a valid Blaise Pascal Magazine subscription.
The subscription for this is valid for one year, after that you need to renew.