12-06-2016, 05:21 PM
sometimes my Mail app, which has its own desktop, dims out and becomes unresponsive. i restart and it's fine. any idea why this happens? is this a sign of some underlying problem?
21.5" iMac, late 2009, 12GB RAM, El Capitan.
21.5" iMac, late 2009, 12GB RAM, El Capitan.