1. Click on this link to copy the tarzipped file containing .RTPatch® to a directory of your choice.Or click the install button on the panel above to start the install process. "To extract and run .RTPatch®, do the following:" 2. Change directories to the directory under which you saved the tarzipped file (rtpatch.Z). 3. Run the following command: uncompress rtpatch.Z" 4. Untar the file by doing: tar xvf rtpatch"