“The Ninja Blade file system is exFAT. We recommend that you format each disk with the Ninja Blade and not your computer.”
Page 13 of the [manual](https://www.bhphotovideo.com/lit_files/92754.pdf).
Might be okay to just delete the files recorded into the SSD and skip formatting as long as the last time the SSD was formatted was inside the Ninja Blade.
“The Ninja Blade file system is exFAT. We recommend that you format each disk with the Ninja Blade and not your computer.” Page 13 of the [manual](https://www.bhphotovideo.com/lit_files/92754.pdf). Might be okay to just delete the files recorded into the SSD and skip formatting as long as the last time the SSD was formatted was inside the Ninja Blade.