diff --git a/actionview/lib/action_view/helpers/form_helper.rb b/actionview/lib/action_view/helpers/form_helper.rb
index 7c5092c3ba..27db3e9b0e 100644
--- a/actionview/lib/action_view/helpers/form_helper.rb
+++ b/actionview/lib/action_view/helpers/form_helper.rb
@@ -186,8 +186,7 @@ module ActionView
# get the authenticity token from the meta tag, so embedding is
# unnecessary unless you support browsers without JavaScript.
# * :remote - If set to true, will allow the Unobtrusive
- # JavaScript drivers to control the submit behavior. By default this
- # behavior is an ajax submit.
+ # JavaScript drivers to control the submit behavior.
# * :enforce_utf8 - If set to false, a hidden input with name
# utf8 is not output.
# * :html - Optional HTML attributes for the form tag.
@@ -323,10 +322,8 @@ module ActionView
# remote: true
#
# in the options hash creates a form that will allow the unobtrusive JavaScript drivers to modify its
- # behavior. The expected default behavior is an XMLHttpRequest in the background instead of the regular
- # POST arrangement, but ultimately the behavior is the choice of the JavaScript driver implementor.
- # Even though it's using JavaScript to serialize the form elements, the form submission will work just like
- # a regular submission as viewed by the receiving side (all elements available in params).
+ # behavior. The form submission will work just like a regular submission as viewed by the receiving
+ # side (all elements available in params).
#
# Example:
#
@@ -536,11 +533,6 @@ module ActionView
# accessible as params[:title] and params[:post][:title]
# respectively.
#
- # By default +form_with+ attaches the data-remote attribute
- # submitting the form via an XMLHTTPRequest in the background if an
- # Unobtrusive JavaScript driver, like rails-ujs, is used. See the
- # :local option for more.
- #
# For ease of comparison the examples above left out the submit button,
# as well as the auto generated hidden fields that enable UTF-8 support
# and adds an authenticity token needed for cross site request forgery
@@ -612,8 +604,10 @@ module ActionView
# This is helpful when fragment-caching the form. Remote forms
# get the authenticity token from the meta tag, so embedding is
# unnecessary unless you support browsers without JavaScript.
- # * :local - By default form submits are remote and unobtrusive XHRs.
- # Disable remote submits with local: true.
+ # * :local - By default form submits via typical HTTP requests.
+ # Enable remote and unobtrusive XHRs submits with local: false.
+ # Remote forms may be enabled by default by setting
+ # config.action_view.form_with_generates_remote_forms = true.
# * :skip_enforcing_utf8 - If set to true, a hidden input with name
# utf8 is not output.
# * :builder - Override the object used to build the form.