Sidebar not automatically hidden after starting 1PW

Since some time (1-2 weeks?) I noticed that the sidebar is always showing up fixed, reducing the available screen-space. I prefer to hide it.
I always have to use "Show Sidebar" twice to hide it again.
1Password for Windows 8.10.9 (81009022)
Regards ... Franz

1Password Version: 8.10.9
Extension Version: 2.11.0
OS Version: Windows 11
Browser: Firefox/Chrome/Edge