* `always_show_subject_input`: When set to false, auto-hide the subject field when it's empty.
* `extended_nickname_format`: Set to `true` to use extended local nicknames format (allows underscores/dashes). This will break federation with
older software for theses nicknames.
+* `max_pinned_statuses`: The maximum number of pinned statuses. `0` will disable the feature.
## :fe
This section is used to configure Pleroma-FE, unless ``:managed_config`` in ``:instance`` is set to false.
## Pleroma.Captcha
* `enabled`: Whether the captcha should be shown on registration
* `method`: The method/service to use for captcha
-* `seconds_retained`: The time in seconds for which the captcha is valid (stored in the cache)
+* `seconds_valid`: The time in seconds for which the captcha is valid
### Pleroma.Captcha.Kocaptcha
Kocaptcha is a very simple captcha service with a single API endpoint,