App & OS Download Instructions. Step by Step Instructions for downloading Calculator Software Applications (Apps) and Operating Systems (OS) onto TI. TI has discontinued the ability to download OS updates. This can be done by dumping the software from your calculator using a link cable, or by searching. Select " CALCULATOR " in the Navigation Bar (left side of page). 2. Click on Virtual TI 83 Calculator. 3. Select "OK" to move to folder. 4. Open "TI83" folder. 5. TI 83 Interactive Calculator. Future Phoenix Developed by Patrick Davidson, Brandon Francis porter downloads Future Phoenix is an altered version of Phoenix 3. Phantom Star is a side-scrolling space shooter packed with powerups, enemies, and even external level support. Multiplication and Division with Exponents More on Exponents; Scientific Notation Adding and Subtracting Polynomials Multiplying Polynomials Dividing Polynomials Book of ra 3 Applications. Die Quellcodes der Beispielprojekte gibt es im Forum der Projektseite. Solving Systems of Linear Equations by the Graphing Method Solving Systems of Linear Equations by the Elimination Method Solving Systems of Linear Equations by the Substitution Method Solving Systems of Linear Inequalities More Applications. By clicking Delete, all history, comments and attachments for this page will be deleted and cannot be restored.