Apple Releases macOS Catalina 10.15.6 With New Apple News Features and Fix for USB Issue

Wednesday July 15, 2020 10:03 am PDT by Juli Clover

Apple today released macOS Catalina 10.15.6, the sixth official update to the macOS Catalina operating system that was released in October 2019. macOS Catalina 10.15.6 comes over a month after the launch of macOS Catalina 10.15.5 with Battery Health Management features.

macos catalina wallpaper
‌macOS Catalina‌ 10.15.6 is a free update that can be downloaded from the Mac App Store using the Update feature in the System Preferences app.

No new features were found in macOS Catalina 10.15.6 during the beta testing period, but the update adds local Apple News stories in San Francisco, the Bay Area, Los Angeles, Houston, and New York City, plus it introduces customization for the daily newsletter from ‌Apple News‌.

Apple says the update also fixes an issue where certain USB mouse and trackpads could lose connection, which is a problem that was affecting USB 2.0 devices that were used with new MacBook Air and MacBook Pro models.

macOS Catalina 10.15.6 introduces local news in your Today feed in Apple News and improves the security and reliability of your Mac.

Apple News
- Local news in your Today feed provides extensive coverage of San Francisco, the Bay Area, Los Angeles, Houston, and New York City
- More stories available from local news providers with a subscription to Apple News+
- Your daily newsletter from Apple News can now be personalized with stories that reflect your interests

This update also includes 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.
For more detailed information about this update, please visit: https://support.apple.com/kb/HT210642
For detailed information about the security content of this update, please visit: https://support.apple.com/kb/HT201222

macOS Catalina may 10.15.6 may be one of the final updates to the macOS Catalina operating system as Apple shifts its focus to macOS Big Sur, the newest version of macOS set to be released this fall.

Related Forum: macOS Catalina

Popular Stories

Apple Released Yet Another New Product Today

Friday March 20, 2026 2:39 pm PDT by Joe Rossignol

Apple has unveiled a whopping nine new products so far this March, including an iPhone 17e, iPad Air models with the M4 chip, MacBook Air models with the M5 chip, MacBook Pro models with M5 Pro and M5 Max chips, the all-new MacBook Neo, an updated Studio Display, a higher-end Studio Display XDR, AirPods Max 2, and now the Nike Powerbeats Pro 2. iPhone 17e features the same overall design as...

iPhone 18 Pro Launching Later This Year With These 12 New Features

Wednesday March 18, 2026 7:39 am PDT by Joe Rossignol

While the iPhone 18 Pro and iPhone 18 Pro Max are not expected to launch for another six months or so, there are already plenty of rumors about the devices. It was initially reported that the iPhone 18 Pro models would have fully under-screen Face ID, with only a front camera visible in the top-left corner of the screen. However, the latest rumors indicate that only one Face ID component...

• 80 comments

iOS 26.4: Top 10 New Features Coming to Your iPhone

Friday March 20, 2026 2:44 pm PDT by Juli Clover

iOS 26.4 isn't the major update with new Siri features that we hoped for, but there are some useful quality of life improvements, and a little bit of fun with an AI playlist generator and new emoji characters. Playlist Playground - Apple Music has a Playlist Playground option that lets you generate playlists from text-based descriptions. You can include moods, feelings, activities, or...

• 51 comments

Top Rated Comments

ProTruckDriver

74 months ago

No problem here running Catalina. I hope I have the same luck running the Big Sur. :)

Score: 23 Votes (Like | Disagree)

chewbaka

74 months ago

You're dreaming!

I use my Mac for serious work, and have had no problems with Catalina. In fact, I've found some features (namely, sidecar), especially useful during work from home.

Score: 17 Votes (Like | Disagree)

Rigby

74 months ago

For those who haven't made the jump to Catalina, there's also a security update for Mojave.

Score: 17 Votes (Like | Disagree)

Gautam.

74 months ago

Wonder if they finally fixed this issue - my new MBP 16" has been experiencing a lot of kernel panics, while Apple Support could only tell me they're working on a fix.
https://mrmacintosh.com/10-15-4-update-wake-from-sleep-kernel-panic-in-16-mbpro-2019/

Score: 15 Votes (Like | Disagree)