Stuffit Mac Help

help! I've been trying in vain to open files that were compressed in DiskDoubler. I've tried running Classic and opening in DiskDoubler 4.1 as suggested in this thread. http://macosx.com/forums/mac-os-x-system-mac-software/299018-disk-doubler.html I get an error message "An error occurred ... Checksum failed" - this has only occurred recently, I used to be able to open the...

I've been having this problem for a week and I'm about to shoot myself over it. I hope someone can help me. ...

I am needing to install a pdf reader on a Mac Classic 7.0. ...

mac os 10.4.11- also have a finder problem- takes over periodically of it's own accord. deleted finder pref & sidebar pref. no help deleted all but latest stuffit. no help. any suggestions???????

I'm using my girlfriends mac and trying to download RAR files. I know nothing about computers but I don't have any problem with most files. ...

i have Mac OS X 10.3.9 and i can't find the free version for it. PLEASE HELP! thanks.. ...

install Stuffit since I deleted it by mistake, and apparently I need this program in order for another to run... ...

Are you experienced with Mac computers? ...

So I googled and googled and googled but didn't really come up with much of anything that was of any help with the location of the stuffit spotlight plugin except that the plugin might be in one of the Spotlight folders in the one of the Library folders, nope! ...

I downloaded Stuffit Expander ages ago, and updated accordingly when it moved to v11.0. ...