I want to change url of search result

Code: 
http://www.fulldload.com/search/Professional.html
i want this /search/ to say /download/

and

I want to change title tag from

Professional Search Results

to

Professional Download

And sometimes i have in title tag when u search 2 or more words it hapens this

Adobe%Photoshop Search Results

How to remove %

If you can help me I will appreciate that
John Reviewed by John on . 2 questions about DLE I want to change url of search result http://www.fulldload.com/search/Professional.html i want this /search/ to say /download/ and I want to change title tag from Rating: 5