The macOS 10.15 Actions runner image started our deprecation process on 5/31/22 and will be fully unsupported by 8/30/22. To raise awareness of the upcoming removal, jobs using macOS 10.15 will temporarily fail during scheduled time periods defined below:

  • July 21, 12:00 UTC – July 22, 18:00 UTC
  • July 27, 00:00 UTC – July 28, 00:00 UTC
  • August 3, 00:00 UTC – August 4, 00:00 UTC
  • August 15, 00:00 UTC – August 16, 00:00 UTC
  • August 26, 00:00 UTC – August 27, 00:00 UTC

What you need to do

Workflows using the macos-10.15 YAML workflow label should be updated to macos-11, macos-12, or macos-latest. You can always get up-to-date information on our tools by reading about the software in GitHub Actions virtual environments. Please contact GitHub Support if you run into any problems or need help.