I just put my @SanDisk 128GB MicroSD inside the Switch, and it got so hot it melted! Burnt my finger and left my fingerprint on the plastic! pic.twitter.com/s1B0HakkCj

- Sos Sosowski (@Sosowski) March 13, 2017

SanDisk hat das bereits kommentiert:

We are sorry to hear about the issue that you have faced while using the card with your laptop . We would request you to please not to use this card on any device SanDisk® stands behind its commitment to quality and warranty on its products. We recommend that you contact SanDisk® support at 1-866-SANDISK or submit a support request at http://www.sandisk.com/support. The manufacturer warranty on brand new products extends beyond the Amazon.com 30 day return period. We will assist you towards the best resolution even a possible warranty replacement if required.
Spass beiseite, es handelt sich wohl um einen Defekt der SD Karte, nicht um ein Problem der Switch.

QUELLE und TEXT: https://mynintendonews.com/2017/03/16/reports-suggesting-the-nintendo-switch-is-melting-sd-cards-are-appearing-online/

...