How to make adobe default pdf reader in firefox/thunderbird

[Ping-Wu Zhang]

On 8/11/05, oldman <talbotscott at cox.net> wrote:

>     Also what is your "mime type" set for? (right click on any PDF file
> you have on your machine and select properties - select the Open With
> tab. if Adobe does not show up there, click on the "ADD" button.  If
> Adobe is not in your menus you will need to select the "use custom
> command" to open up the file requester, find the acroread program and
> select open.  Then make this your default in the properties window.
> 
>     That should do it.  Good Luck
> 
> Scott

Thanks. That does the trick.  Now my Thunderbird also defaults to
acroread.  However, the "Do this automatically . . ." box is still
greyed out.  Still would like to know how to solve this problem.