How to reset a TI-nspire calculator already in Press-to-Test mode, to put it freshly into PTT for another exam
This video is from 2014. A version with OS 4.5.1 from 2019 can be found at The process is just slightly simpler.
[If you're looking to take the calculator OUT of PTT mode, try this video instead: This one is about resetting PTT between exams, which is not the same thing.]
Resetting TI-nspire Press-to-Test Mode For Country: United States. City: Birmingham, Coral Springs, Oklahoma City, Santa Ana, Thornton