Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to manage file type associations in firefox [title] Look closely at the e-mail attachment and try to find what kind of file it is. [step] If they are one of those files pps, ppsx, or ppsm they require the association. [substeps] Install a free program powerpoint viewer from this official microsoft page if you don't have it on your computer yet.

Ending1: If you do not have an existing adobe reader or browser on your computer click here. [title] Close the microsoft word window and click " properties ". Ending2: [title] Open in the " master " tab. [step] Follow these steps : [substeps] To create a new folder in firefox, right-click on your current firefox document/folder and select " properties. Ending3: [title] Open control panel and find a search window on the right hand corner. [title] To go directly to the option type " file association " in the search window as shown on image. Ending4: [title] Select the e-mail attachments platform from the links provided in the " tools " section. [title] Go to the " organize " tab.

Answer format: ending1/ending2/ending3/ending4