Dear Hagit Glickman
Thank you for reaching out to the Microsoft Q&A Community. I understand you are having problems with Gmail calendar missing in Outlook and Comcast email not syncing via IMAP even though you have tried method to add or view it and it does not come up . I am happy to assist you. Please kindly try these following steps to see if they work:
Fix Gmail Calendar Missing in Outlook
1. Subscribe to Google Calendar using iCal link
- In Google Calendar, go to Settings and sharing for your calendar.
- Copy the Secret address in iCal format under Integrate calendar.
- In Outlook, go to File > Account Settings > Internet Calendars > New, paste the iCal link, and click Add.
- Check : See your Google Calendar in Outlook - Microsoft Support
2. Check Google Calendar Sync Settings
- Visit Google Calendar Sync Settings and ensure the calendars you want are selected.
- Check : Some Google Calendars are missing (shared calendars) - Microsoft Support
3. Enable Invitations in Google Calendar
- In Google Calendar settings, under Automatically add invitations to my calendar, select Yes.
- Check : Known issues syncing Google accounts to the Microsoft Cloud - Microsoft Support
Fix Comcast Email IMAP Connection Dropped
1. Verify IMAP and SMTP Settings
- Incoming: imap.comcast.net, Port: 993, SSL
- Outgoing: smtp.comcast.net, Port: 587, TLS
2. Use App Password if Two-Factor Authentication is Enabled
- Generate an app password in Comcast account settings and use it in Outlook.
3. Repair Outlook Profile
- Go to File > Account Settings > Account Settings > Select account > Repair.
- See : Fix your Outlook email connection by repairing your profile - Microsoft Support
4. Disable TLS 1.3 if on Windows 10
- TLS 1.3 can cause IMAP disconnects. Remove TLS 1.3 keys from registry under SCHANNEL\Protocols.
- See : Outlook IMAP or POP server unexpectedly terminated the connection, and the server was interrupted -…
5. Comcast Official Settings
Ensure third-party access is enabled and correct IMAP/SMTP settings are used.
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