Check your Version Number before download the program. You don't need to update if the Version is the latest.
Download "gt10_sys_v102.zip" into a suitable folder.
After decompressing the zip archive file, "gt10_sys_v102" folder will appear, which includes 32 SMF files (gt10_002.mid - gt10_032.mid, gt10_065.mid).
For Windows users;
Decompress the zip file by double-click and other means.
For Mac users;
Decompress the zip file by double-click and other means.