Got the newer TI-84 Evo? It installs games in a totally different, much simpler way, with no software to install. Here's how to put games on the TI-84 Evo →
How to Install on TI-84 Plus CE
In Chrome or Edge on a computer, the TI-84 Plus CE games page can send games straight to your calculator: click Connect your calculator, then Send to calc! under the game.
TI Connect CE: Download TI Connect CE
Games: TI-84 Plus CE games
Jailbreak (needed on OS 5.5 or later): Jailbreak installer
How to Install on TI-84 Plus C Silver Edition
TI Connect CE: Download TI Connect CE
Games: TI-84 Plus C Silver Edition games