USA.gov says to reduce spam, shut down "preview pane". Can not find any reference to this in e-mail help. Does any one know what this is ?
iMac, OS X Mavericks (10.9.5)
USA.gov says to reduce spam, shut down "preview pane". Can not find any reference to this in e-mail help. Does any one know what this is ?
iMac, OS X Mavericks (10.9.5)
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