Modify .dll to .dl_

there is no shell32.dll file in my I386 folder....but there is a shell32.dl_ file in it!!!! so how can i modify it?? resource hacker cant open it!!! how to uncompress it to modify it?? and after modifying what to do for recompress it again in dl_ format???

please informed me as soon as possible.

Regards

^ They are compressed files. Use Expand.EXE to deflate them.