Gmail / Insecure connection error received in Mac Mail

Objective

  • To provide instruction on resolving a connection error received when setting up Gmail in a third-party email application when:
    • You receive an error of Connection Insecure when adding your Gmail account to Mac Mail

Environment

  • 10262: Google Mail (email e-mail) 
  • G Suite
  • macOS
  • Mac Mail

Cause

  • There may be a certificate error or your anti virus is activated

Resolution

  1. Delete any outdated certificates in your Key Chain
  2. Temporarily disable your virus protection
  3. Add your account using the Preferences window, specifically 

 

Notes

 

Details

Article ID: 38703
Created
Wed 9/6/17 10:55 AM
Modified
Mon 7/12/21 12:08 PM
Can you resolve this issue yourself?
Yes! This is self-service with a smile.
Supported Office or Community
University Community of Students, Staff, and Faculty