# Known problems

# With Gmail (erreur 404)

When you click on the .shtml file from Gmail, a temporary 404 error may appear:

Erreur 404

In that case, you must first download the attachment and follow les étapes d'authentification.

# With Edge

To open a Seald file with the Edge browser, go to Seald Secure Reader (opens new window) and drag and drop your Seald file.