You do not need to download a "full patched application." Fontself offers a with one restriction.
Create ligatures, alternates, and kerning pairs easily. Why Avoid "Full Patched" and "Cracked" Versions You do not need to download a "full patched application
Patched extensions can crash Illustrator, leading to lost work. You do not need to download a "full patched application
When searching for "Download and Install Fontself Maker for Adobe Illustrator Full Patched Application," you may encounter websites offering free "cracked" or "patched" versions. You do not need to download a "full patched application