This add-on is compatible with Firefox 37+ and Firefox OS 1.1. To test apps with Firefox OS 1.2+, please use WebIDE built into Firefox! For more info, see the WebIDE MDN documentation. This add-on is large (50-70MB), because it bundles a complete simulation of Firefox OS, including its default apps.
Best Answer: With the all-new Yahoo Mail, there is no option to import pst files. However, in the Yahoo Mail Classic the only thing you can import are contacts in the address books. Here are the steps to do import/export of contacts: 1. Choose a program to import contacts from: Yahoo! (.CSV file)
Here's how to export your Yahoo! Contacts from New Yahoo Mail: Launch Yahoo email and sign in. Click on the Contacts tab. Click the Actions dropdown box. Choose Export. Click Export Now next to Yahoo! After clicking Export Now, you will see a verification code. Write it in the text box above the security code box and then click Export Now. Note: You will see the download begin in 5 seconds or less.