Close #1329

_pages/en_US/flashing-ntrboot-(3ds-single-system).txt

@@ -14,6 +14,8 @@ Note that more recent 3DS versions have blocked access to some flashcarts, and s
   + R4i Ultra : <= 4.3.0
   + Infinity 3 R4i : <= 11.5.0
 
+Ensure your flashcart is able to launch correctly before starting. Be sure to have any required kernel or firmware files copied to your flashcart's SD card. Consult your specific flashcart's instructions for more information.
+
 Note that in some rare circumstances, it may be possible for the flashing process to **brick** a counterfeit flashcart and render it permanently unusable. This is unlikely, but nevertheless only original listed flashcarts are supported. To reduce the chance of receiving a counterfeit card, it is recommended that you use a reputable site to buy your flashcart (such as [NDS Card](http://www.nds-card.com/))
 {: .notice--danger}