Make sure to use the correct TI Connect Software
There are two similar looking TI Connect software products, but only “TI-CONNECT SOFTWARE” allows the transfer of TI89 apps. Download it here: TI-CONNECT SOFTWARE DOWNLOAD Note its yellow-blue colored logo. However, the so called “TI CONNECT CE SOFTWARE” allows file transfers to the TI-84 calculator only. Read more about this TI84 software on TIs website… (read more)