How can I import bookmarks from Lightning into Firefox? Previously I used Lightning as browser on my phone and I've bookmarked lotta pages in it. I started to use Firefox, because Lightning is very buggy. So, how can I import bookmarks from Lightning into Firefox?
first you need to create a backup of your bookmarks in  Lightning Browser 


Go to browser settings
Bookmark settings
Export Bookmarks to backup
it will create a backup of your all bookmarks in lighting browser. You can access it in File explorer.


For importing bookmarks in Firefox browser 

1.menu button (either below the screen on some devices or at the top-right corner of the browser)
2.select Settings 
3.Tap on Advanced and then Import from Android. 
4. Browse and select that lighting bookmark backup file.
5. tap Import.