The newest operating system for this iMac is macOS Sonoma.
The newest operating system for this iMac is macOS Sonoma.
Consider checking the year of your Mac to determine compatible operating systems. Reviewing this will help identify what software it supports. Updated: If everything was set right, your device likely belongs to the late 2006 era, which suggests it may not support certain newer applications. Which system is currently active?
Big Sur isn't compatible with this iMac. The 5,1 model from 2006 only supports Lion and performs poorly. Trying to run Mavericks or Yosemite would be difficult, and overall performance would be lacking.
Alright, understood. The limitations become clear when considering performance requirements. I typically run my software on a macOS virtual machine, which demands around 4GB RAM and two CPU cores to function properly. For genuine performance needs, bare metal setups would require similar resources.