"macOS Big Sur 11.2.1 addresses an issue that may prevent the battery from charging in some 2016 and 2017 MacBook Pro models."
(See related Apple support article on this)

(Watching Apple's Big Sur, Mac Mini, MacBook Pro, & MacBook Air forums to see if anyone that lost USB-C port function after macOS 11.2 has them restored in macOS 11.2.1.)
It did not fix the CVM Server crash with DVD Playback first seen with macOS 11.2.
(M1 Mac mini firmware version still 6723.81.1 from the macOS 11.2 update.)
 

"macOS Catalina 10.15.7 supplemental update addresses an issue that may prevent the battery from charging in some 2016 and 2017 MacBook Pro models."
(See related Apple support article on this)

"After installing this update, the build number for macOS Catalina 10.15.7 is 19H524."

Download Pages for these Updates
• Download macOS Catalina 10.15.7 Supplemental Update 2 (1.35 GB)
  (as of Feb 15, title finally corrected from Security Update 2021-001.)
• Download Security Update 2021-002 Mojave (1.63 GB)

"When App Store is running, (In Activity Monitor) Quit the appstoreagent process. Once that process has been terminated, you should be able to download updates or new apps. You can find the process under the CPU tab of activity monitor.

Bear in mind that this workaround only works for as long as the App Store is running. Once you quit and reopen the App Store, you will need to kill the appstoreagent process again."

"A very small number of customers with 2016 and 2017 MacBook Pro computers have experienced an issue with the battery not charging past 1%.
The battery health status on these devices will also indicate "Service Recommended." If the status indicates that your battery is Normal, your battery is not affected by this issue.

If your 2016 or 2017 MacBook Pro exhibits these behaviors, contact Apple to get your battery replaced, free of charge. Your computer will be examined prior to service to verify that it is eligible for the free battery replacement.

Apple has also released a macOS update that prevents this issue from happening to other 2016 and 2017 MacBook Pro computers. Please update to macOS Big Sur 11.2.1 or later or install the macOS Catalina 10.15.7 supplemental update."

• Apple reportedly developing advanced microOLED & microLED displays (flatpanelshd)
  
  
• New features available on the Apple Developer Forums (apple)
  
  
• Updates to the Storage Access API (webkit.org)
  
  
• Upcoming tax and price changes for apps and in-app purchases (apple)
  
  
• Apple Judge Tosses Out Suit Claiming Siri Serial Eavesdropping (bloomberg)
  
  
• Apple's Riccio Shifts From Hardware Chief to AR, VR Headsets (bloomberg)
  
  
• TROY - Ajax & Diomedes DLC released for macOS (feral interactive)

• How to create a Bootable installer for macOS
  - Covers macOS Big Sur, Catalina, Mojave, High Sierra, and El Capitan.
  
  
• If the battery in your 2016 or 2017 MacBook Pro won't charge past 1%
  
  
• What's new in macOS Big Sur Updates
  
  
• Find out which macOS your Mac is using
  
  
• Measuring and calibrating Apple Pro Display XDR
  
  
• Migrate your Aperture libraries to Photos or Adobe Lightroom Classic
  
  
• Charge your AirPods with charging case and learn about battery life
  
  
• If your left or right AirPod isn't working
  
  
• How to Set up AirPods Max with your Mac and other Bluetooth devices
  
  
• If AirPlay or screen mirroring isn't working on your device
  
  
• About genuine iPhone displays

• Firefox 85.0.2 fixed a deadlock during startup (bug 1679933).
  - A M1 Mini owner (macOS 11.2.1) said Firefox 85.0.2 crashes on wake from sleep unless Firefox is minimized to Dock.
  
  
• Security Updates for Adobe Photoshop, Acrobat & Reader, Animate, Illustrator, Dreamweaver, & Magento (adobe bulletins)
  
  
• Microsoft February 2021 Patch Tuesday (isc.sans)
  
  
• Yamaha Steinberg Mac USB Driver Update v2.0.5