Sorry, I just realized I probably left out some key information. My setup
is such that I *mirror* the laptop display to the external monitor when I
connect it.

I am on macOS 12.6 and here is the Squeak info:
Image format 68533 (64 bit)
/Applications/Squeak6.0.app/Contents/MacOS/Squeak
Open Smalltalk Cog[Spur] VM [CoInterpreterPrimitives
VMMaker.oscog-dtl.3185] 64 bit
Mac OS X built on Jun  2 2022 16:04:54 UTC Compiler: Apple LLVM 12.0.0
(clang-1200.0.32.29)
platform sources revision VM: 202206021410
runner at Mac-1654184818873.local:work/opensmalltalk-vm/opensmalltalk-vm
Date: Thu Jun 2 16:10:44 2022 CommitHash: c9fd365 Plugins: 202206021410
runner at Mac-1654184818873.local:work/opensmalltalk-vm/opensmalltalk-vm
CoInterpreter VMMaker.oscog-dtl.3185 uuid:
0e7f07b8-eed6-4362-b223-86c98594ddb9 Jun  2 2022
StackToRegisterMappingCogit VMMaker.oscog-mt.3179 uuid:
c6fbcb07-2a19-ed4f-8b40-9c119a70882a Jun  2 2022

On Wed, Sep 28, 2022 at 8:12 AM Tobias Pape <Das.Linux at gmx.de> wrote:

> Hi Eric
>

I cannot reproduce the effect.
> Do you have steps I can take?
>
> Best regards
>         -Tobias
>
>
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