Error 1303: Installer has insufficient privileges to access this directory.
Error 1303 when installing Webex Desktop App.
Attendee receives error 1303 when trying to join a meeting.
This issue is caused when a user does not have sufficient computer administrator privileges to install Webex software.
Log in to the affected computer with a local computer Administrator account to perform software installations. You may need to get help from your local IT department or computer help desk to install the software.