Q: I upgraded to OSx El Capitan. But my MAC has been 'hanging' often, slowing down in apparent death throes. I re-installed THRICE. I am unable to revert to Yosemite. What To Do ???!!!
I upgraded to OSx El Capitan. But my MAC has been 'hanging' often, slowing down in apparent death throes. I re-installed THRICE. I am unable to revert to Yosemite. What To Do ???!!!