Samsung’s push to update its existing phones to One UI 3.0 and Android 11 is picking up speed and the latest addition is the Galaxy Fold in both 4G and 5G versions. This is a month earlier than what we saw in Samsung’s rollout schedule. The 4G version’s update bears the F900FXXU4DUA1 build number and is currently rolling out in France, India, and the UAE while the 5G model gets the F907BXXU4DUA1 build. In addition, both updates bring the January security patch. You get all the standard Android 11 features as well as Samsung’s own addition which you can read more about in our One UI 3...
Source: https://www.gsmarena.com/samsung_galaxy_fold_also_gets_android_11_and_one_ui_3-news-47268.php