Firstly you should mark the first item that Don't download pictures automatically under Settings.
If the settings cannot be saved, this issue might be related to some corrupted settings in the current Outlook profile. Try a new
Outlook profile to test the results:
Test with a new Outlook profile
2. Go to
Start > Control Panel, click or double-click
Show Profiles. Choose Prompt for a profile to be used.
5. Type a name for the profile, and then click
Outlook, and choose this new profile.
If this problem does not occur in the new Outlook profile, the old Outlook is corrupted. We can delete that and use a new Outlook
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