Security
.Turn on access
.
If you don't see this setting, your administrator might have turned off less secure app account access (check the instruction above).Save
button.Security
> Basic settings
.Go to settings for less secure apps
.Enforce access to less secure apps for all users
radio button.
(You can also use the Allow users to manage their access to less secure apps
, but don't forget to turn on the less secure apps option in users settings then!)Save
button.