Today, Apple has released a small update to macOS Big Sur with version 11.4. This update adds support for Apple Podcasts‌ subscriptions, like iOS 14.6 does as well as some other bug fixes.

Release Notes

macOS Big Sur‌ 11.4 adds ‌Apple Podcasts‌ subscriptions and channels and includes important bug fixes.

Podcasts
– ‌Apple Podcasts‌ subscriptions are available for purchase via monthly and annual subscriptions
– Channels group together collections of shows from podcast creators

This release also fixes the following issues:
– Bookmarks in Safari may get reordered or moved into a folder that can appear hidden
– Certain websites may not display correctly after your Mac wakes from sleep
– Keywords may not be included when exporting a photo from the Photos app
– Preview may become unresponsive when searching PDF documents
– 16-inch MacBook may become unresponsive when playing Civilization VI

macOS Big Sur runs on:

MacBook – 2015 and later
MacBook Air – 2013 and later
MacBook Pro – Late 2013 and later
Mac mini – 2014 and later
iMac – 2014 and later
iMac Pro all models
Mac Pro – 2013 and later