Symptoms

While connecting to File Share created in Plesk, the following error occurs in Windows Explorer:

The folder you entered does not appear to be valid.

Cause

The website certificate is self-signed.

Resolution

1. Add a trusted certificate for the website. It can be done in two ways:

   • Purchase an SSL certificate from a certification authority

   or

   • Generate Let's Encrypt certificate

2. Connect to the File Share using the following guide:

   Connecting to Web Folders on Linux Systems