Exporting decks

[idle surge]

I want to ask that how can I export decks in .ydk file not in .txt file because just changing txt to ydk doesn't work​

[stiff iris]

https://chrome.google.com/webstore/detail/duelingnexus-deck-exporte/aaloejogbofkmmonaddiaogjjjdjlpcd?hl=en

add the extension here, then relaunch your browser, and no idk how if its from mobile