A.6 Mail Delivery Failure ........................................... 86
A.6.1 Failed to Send Test Mail ............................. 86
A.6.2 Failed to Send Mail during Use .................. 86
A.6.3 Failed to Send Mails to Gmail .................... 86
A.6.4 Failed to Send Mails to QQ or Foxmail ...... 86
A.6.5 Failed to Send Mails to Yahoo ................... 86
A.6.6 Mail Configuration ..................................... 87
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