This series is limited to Sierra as the highest that can be installed, then you can apply shim software which will allow higher releases if you need to go newer (be careful! Apple often updates which can mess us the shims service).
+
This series is limited to Sierra as the highest that can be installed, then you can apply shim software which will allow higher releases if you need to go newer (be careful! Apple often updates which can mess up the shims service).
Do you have access to a second Mac system which you can create a bootable OS installer USB thumb drive?
This series is limited to Sierra as the highest that can be installed, then you can apply shim software which will allow higher releases if you need to go newer (be careful! Apple often updates which can mess us the shims service).
Do you have access to a second Mac system which you can create a bootable OS installer USB thumb drive?