Did you try zapping the pram? If that doesn't do it boot with monitor attached to primary go to control panel displays the swap 1 and 2 and that should do it.
Post #2 by Macdrone
| Source Forum | 68kMLA |
|---|---|
| Category | OS 9 |
| Post Date | Thu, 23 Jul 2015 - 16:40 |
| Original URL | https://68kmla.org/bb/threads/mac-os-9-1-set-primary-display.2407/ |
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