Red Bar with Installer Progress with dark grey screen appear after logging in to Sonoma 14.1 and 14.1.1
After installing Sonoma 14.1 a red bar with Installer Progress with a dark grey screen appears. It continues to do that after installing 14.1.1. This appears for from seconds to minutes after starting the computer and logging in. The startup time has also increased with the Sonoma update.
Please advise.
Mac mini, macOS 10.13