Kstars log only report:
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[2022-03-11T10:52:22.055 CET INFO ][ org.kde.kstars.ekos] - "Unable to remotely establish:\n+ Meade Deep Sky Imager\nPlease ensure the device is connected and powered on."
...
Looking through the GIT, some 18/20 days ago there were massive changes made for 'Capture Format' across many CCD 3rd party drivers, all tagged with 'need testing'
Not saying this is the root cause of what you see but seems only ASI got the full treatment for support(???)
ASI: Implement CCD_CAPTURE_FORMAT
Many others: Add capture format support. Needs testing