From Lion back to Snow Leopard - how it works
If you want to switch from Lion back to Snow Leopard, there are a few things to consider. You can find out everything you need to know about downgrading in this practical tip.
This is how Lion downgrade back to Snow Leopard
In order to downgrade from Lion back to Snow Leopard, you need the Snow Leopard DVD. You should also consider other things:
- First of all, you should back up your data and make a backup. The best way to do this is with the TimeMachine.
- If you have performed the backup successfully, insert the Snow Leopard DVD and restart the system.
- After the start sound, hold the [Alt] key to access the boot selection.
- Then boot from the DVD here to begin the installation.
- Before you start the installation, open the "Utilities" from the menu bar and there the "Hard disk utility".
- First delete the hard disk on which you want to install the operating system (see picture). Caution: All data will be lost.
- You can then start installing Snow Leopard.
- Note: An upgrade after installation is then only possible via the Apple Store.