No sarcasm intended, but Password Protection would be pretty much worthless
if you could, wouldn't it?
A knowledgeable techie _may_ be able to remove the protection, but the risk
of rendering the file unreadable is very high. Your best bet is to intensely
search your own memory banks and try to remember your password combined with
"trial & error".
You can also try something like:
But keep in mind that by supporting this type of tool it makes the same tool
available to others who may use it to get into your protected files, as well.
Good Luck |:>)