No new features of this version were discovered during the developer beta testing period, but Apple News, a magazine and news subscription service, has added regional articles for San Francisco, the Bay Area and Los Angeles. However, this service is not available for Japan at the time of writing.
Apple says that this update "resolves an issue where certain USB mouse and trackpads may lose connection". It's not specifically mentioned, but it could fix the problem of USB 2.0 connection via the hub that had been reported numerous in June. We recommend that anyone who may be experiencing that problem update as soon as possible.
According to the official release notes for macOS Catalina 10.15.6, this update includes the following bug fixes and other improvements.
Adds a new option to optimize video streaming on HDR-compatible Mac notebooks for improved battery life
Fixes an issue where the computer name may change after installing a software update
Resolves an issue where certain USB mouse and trackpads may lose connection
Some features may not be available for all regions or on all Apple devices.
This article is based on an article from the Japanese edition of Engadget and was created using the translation tool Deepl. The Japanese edition of Engadget does not guarantee the accuracy or reliability of this article.