If your email send out functionality in farmerswife stopped recently please review the below:
Here the "self-hosting" part and especially first start with enabling debugging and sending Test emails and checking the log.txt for helper info.
farmerswife offers "basic" auth for Allow Mail out of the box.
Depending on the used Outgoing Email Provider, this might require OAuth.
If you can, use your Google Workspace account and follow the steps as per this solution article:
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