So as the dock is a triple are you connecting the 4th direct to the MacBook.?
What are you using in terms of power..? MB being powered by Dock.? may not have enough power but either way your pushing it beyond what its capable of.
Also ALT Mode is not supported by the MacBook
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MacBook Air 15” M2 Midnight
3x Dell U2723QE 27” 4K
Alogic DX3 Dock
DL 1.10.0 Build 117
Sonoma 14.1.1
My Setup
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