Do not keep settings radio button state when navigating

app/forms/settings_form_decorator.rb

@@ -121,6 +121,7 @@ def radio_button_group(name:, values: [], disabled: false, button_options: {}, *
           **button_options.reverse_merge(
             value:,
             checked: setting_value(name) == value,
+            autocomplete: "off",
             label: setting_label(name, value),
             caption: setting_caption(name, value)
           )

spec/features/admin/progress_tracking_spec.rb

@@ -34,10 +34,10 @@
   include Toasts::Expectations
 
   shared_let(:admin) { create(:admin) }
+  current_user { admin }
 
   it "displays a warning when changing progress calculation mode" do
     Setting.work_package_done_ratio = "field"
-    login_as(admin)
     visit admin_settings_progress_tracking_path
 
     # change from work-based to status-based
@@ -71,8 +71,6 @@
   end
 
   it "disables the status closed radio button when changing to status-based" do
-    login_as(admin)
-
     Setting.work_package_done_ratio = "field"
     visit admin_settings_progress_tracking_path
     expect(page).to have_field("No change", disabled: false)
@@ -91,4 +89,19 @@
     expect(page).to have_field("No change", disabled: true)
     expect(page).to have_field("Automatically set to 100%", disabled: true)
   end
+
+  it "does not keep radio button state when navigating to another page and back" do
+    Setting.work_package_done_ratio = "field"
+    visit admin_settings_progress_tracking_path
+
+    find(:radio_button, "Status-based").click
+
+    # navigate to another page, then back
+    click_on "General"
+    wait_for { page.current_path }.to include(admin_settings_work_packages_general_path)
+    page.go_back
+
+    # browser should not keep the radio button state (autocomplete="off")
+    expect(page).to have_field("Work-based", checked: true)
+  end
 end