Aurget has been deprecated: https://github.com/pbrisbin/aurget/issues/66 As such I would recommend removing it from the install instructions.
@@ -201,7 +201,8 @@ ffsend --help
```bash
yay -S ffsend
# or
-aurget -S ffsend-bin
+aurto add ffsend
+sudo pacman -S ffsend
# or using any other AUR helper
ffsend --help
Bram Crielaard