diff --git a/app/controllers/settings/privacy_controller.rb b/app/controllers/settings/privacy_controller.rb
index f85201f1..7921ef08 100644
--- a/app/controllers/settings/privacy_controller.rb
+++ b/app/controllers/settings/privacy_controller.rb
@@ -6,7 +6,8 @@ class Settings::PrivacyController < ApplicationController
   def edit; end
 
   def update
-    user_attributes = params.require(:user).permit(:privacy_allow_anonymous_questions,
+    user_attributes = params.require(:user).permit(:privacy_lock_inbox,
+                                                   :privacy_allow_anonymous_questions,
                                                    :privacy_allow_public_timeline,
                                                    :privacy_allow_stranger_answers,
                                                    :privacy_show_in_search)
diff --git a/app/models/user.rb b/app/models/user.rb
index a8f57dd5..2098f825 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -169,6 +169,10 @@ class User < ApplicationRecord
     !self.export_processing
   end
 
+  def inbox_locked?
+    privacy_lock_inbox
+  end
+
   # %w[admin moderator].each do |m|
   #   define_method(m) { raise "not allowed: #{m}" }
   #   define_method(m+??) { raise "not allowed: #{m}?"}
diff --git a/app/views/application/_questionbox.html.haml b/app/views/application/_questionbox.html.haml
index fd9ceb36..1bb6d725 100644
--- a/app/views/application/_questionbox.html.haml
+++ b/app/views/application/_questionbox.html.haml
@@ -14,6 +14,9 @@
     - elsif user_signed_in? && user.blocking?(current_user)
       .text-center
         %strong= t(".status.blocked")
+    - elsif user.inbox_locked?
+      .text-center
+        %strong= t(".status.locked")
     - else
       - if user_signed_in? || user.privacy_allow_anonymous_questions?
         #question-box{ data: { controller: "character-count", "character-count-max-value": 512 }}
diff --git a/app/views/settings/privacy/edit.html.haml b/app/views/settings/privacy/edit.html.haml
index e2287aad..55465898 100644
--- a/app/views/settings/privacy/edit.html.haml
+++ b/app/views/settings/privacy/edit.html.haml
@@ -1,6 +1,7 @@
 .card
   .card-body
     = bootstrap_form_for(current_user, url: settings_privacy_path, method: :patch, data: { turbo: false }) do |f|
+      = f.check_box :privacy_lock_inbox
       = f.check_box :privacy_allow_anonymous_questions
       = f.check_box :privacy_allow_public_timeline
       = f.check_box :privacy_allow_stranger_answers
diff --git a/app/workers/question_worker.rb b/app/workers/question_worker.rb
index 8f7823a6..9a361553 100644
--- a/app/workers/question_worker.rb
+++ b/app/workers/question_worker.rb
@@ -12,6 +12,7 @@ class QuestionWorker
     question = Question.find(question_id)
 
     user.followers.each do |f|
+      next if f.inbox_locked?
       next if f.banned?
       next if MuteRule.where(user: f).any? { |rule| rule.applies_to? question }
 
diff --git a/config/locales/activerecord.en.yml b/config/locales/activerecord.en.yml
index cb5881a7..9863908f 100644
--- a/config/locales/activerecord.en.yml
+++ b/config/locales/activerecord.en.yml
@@ -67,6 +67,7 @@ en:
         remember_created_at: "Remember me set at"
         password: "Password"
         password_confirmation: "Confirm your password"
+        privacy_lock_inbox: "Lock inbox and don't allow new questions"
         privacy_allow_anonymous_questions: "Allow anonymous questions"
         privacy_allow_public_timeline: "Show your answers in the public timeline"
         privacy_allow_stranger_answers: "Allow other people to answer your questions"
diff --git a/config/locales/errors.en.yml b/config/locales/errors.en.yml
index c00de3cd..d5e1ff32 100644
--- a/config/locales/errors.en.yml
+++ b/config/locales/errors.en.yml
@@ -6,6 +6,7 @@ en:
     param_is_missing: "param is missing"
 
     forbidden: "This is illegal, you know"
+    inbox_locked: "This user currently does not accept questions"
     blocked: "You have been blocked from performing this request"
     other_blocked_self: "You have been blocked by this user"
     asking_other_blocked_self: "You have been blocked from asking this user questions"
diff --git a/config/locales/views.en.yml b/config/locales/views.en.yml
index 732e4891..0fc0891f 100644
--- a/config/locales/views.en.yml
+++ b/config/locales/views.en.yml
@@ -123,6 +123,7 @@ en:
         banned: "This user got hit with ye olde banhammer."
         blocking: "You are blocking this user."
         blocked: "This user has blocked you."
+        locked: "This user currently does not accept questions."
   devise:
     registrations:
       edit:
diff --git a/db/migrate/20221106130744_add_inbox_locked_to_users.rb b/db/migrate/20221106130744_add_inbox_locked_to_users.rb
new file mode 100644
index 00000000..295ebca7
--- /dev/null
+++ b/db/migrate/20221106130744_add_inbox_locked_to_users.rb
@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+class AddInboxLockedToUsers < ActiveRecord::Migration[6.1]
+  def up
+    add_column :users, :privacy_lock_inbox, :boolean, default: false
+  end
+
+  def down
+    remove_column :users, :privacy_lock_inbox
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 3f035379..1c9173f3 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2022_08_20_163035) do
+ActiveRecord::Schema.define(version: 2022_11_06_130744) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -31,8 +31,8 @@ ActiveRecord::Schema.define(version: 2022_08_20_163035) do
     t.string "identifier"
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
-    t.bigint "question_id"
     t.bigint "user_id"
+    t.bigint "question_id"
     t.index ["identifier"], name: "index_anonymous_blocks_on_identifier"
     t.index ["question_id"], name: "index_anonymous_blocks_on_question_id"
     t.index ["user_id"], name: "index_anonymous_blocks_on_user_id"
@@ -46,8 +46,6 @@ ActiveRecord::Schema.define(version: 2022_08_20_163035) do
     t.datetime "created_at"
     t.datetime "updated_at"
     t.integer "smile_count", default: 0, null: false
-    t.datetime "deleted_at"
-    t.index ["deleted_at"], name: "index_answers_on_deleted_at"
     t.index ["question_id"], name: "index_answers_on_question_id"
     t.index ["user_id", "created_at"], name: "index_answers_on_user_id_and_created_at"
   end
@@ -60,8 +58,6 @@ ActiveRecord::Schema.define(version: 2022_08_20_163035) do
     t.text "content"
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
-    t.datetime "deleted_at"
-    t.index ["deleted_at"], name: "index_appendables_on_deleted_at"
     t.index ["parent_id", "parent_type"], name: "index_appendables_on_parent_id_and_parent_type"
     t.index ["user_id", "created_at"], name: "index_appendables_on_user_id_and_created_at"
   end
@@ -73,9 +69,7 @@ ActiveRecord::Schema.define(version: 2022_08_20_163035) do
     t.datetime "created_at"
     t.datetime "updated_at"
     t.integer "smile_count", default: 0, null: false
-    t.datetime "deleted_at"
     t.index ["answer_id"], name: "index_comments_on_answer_id"
-    t.index ["deleted_at"], name: "index_comments_on_deleted_at"
     t.index ["user_id", "created_at"], name: "index_comments_on_user_id_and_created_at"
   end
 
@@ -108,10 +102,10 @@ ActiveRecord::Schema.define(version: 2022_08_20_163035) do
   end
 
   create_table "mute_rules", id: :bigint, default: -> { "gen_timestamp_id('mute_rules'::text)" }, force: :cascade do |t|
+    t.bigint "user_id"
     t.string "muted_phrase"
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
-    t.bigint "user_id"
     t.index ["user_id"], name: "index_mute_rules_on_user_id"
   end
 
@@ -150,8 +144,6 @@ ActiveRecord::Schema.define(version: 2022_08_20_163035) do
     t.datetime "updated_at"
     t.integer "answer_count", default: 0, null: false
     t.boolean "direct", default: false, null: false
-    t.datetime "deleted_at"
-    t.index ["deleted_at"], name: "index_questions_on_deleted_at"
     t.index ["user_id", "created_at"], name: "index_questions_on_user_id_and_created_at"
   end
 
@@ -300,9 +292,8 @@ ActiveRecord::Schema.define(version: 2022_08_20_163035) do
     t.datetime "export_created_at"
     t.string "otp_secret_key"
     t.integer "otp_module", default: 0, null: false
-    t.datetime "deleted_at"
+    t.boolean "privacy_lock_inbox", default: false
     t.index ["confirmation_token"], name: "index_users_on_confirmation_token", unique: true
-    t.index ["deleted_at"], name: "index_users_on_deleted_at"
     t.index ["email"], name: "index_users_on_email", unique: true
     t.index ["reset_password_token"], name: "index_users_on_reset_password_token", unique: true
     t.index ["screen_name"], name: "index_users_on_screen_name", unique: true
@@ -316,5 +307,7 @@ ActiveRecord::Schema.define(version: 2022_08_20_163035) do
     t.index ["user_id"], name: "index_users_roles_on_user_id"
   end
 
+  add_foreign_key "anonymous_blocks", "questions"
+  add_foreign_key "anonymous_blocks", "users"
   add_foreign_key "profiles", "users"
 end
diff --git a/lib/errors.rb b/lib/errors.rb
index 5414f7f8..5d94f3cd 100644
--- a/lib/errors.rb
+++ b/lib/errors.rb
@@ -35,6 +35,9 @@ module Errors
   class SelfAction < Forbidden
   end
 
+  class InboxLocked < Forbidden
+  end
+
   class FollowingSelf < SelfAction
   end
 
diff --git a/lib/use_case/question/create.rb b/lib/use_case/question/create.rb
index 7ec5b7fc..05c9ad1b 100644
--- a/lib/use_case/question/create.rb
+++ b/lib/use_case/question/create.rb
@@ -14,6 +14,7 @@ module UseCase
       option :direct, type: Types::Params::Bool, default: proc { true }
 
       def call
+        check_lock
         check_anonymous_rules
         check_blocks
 
@@ -42,6 +43,10 @@ module UseCase
 
       private
 
+      def check_lock
+        raise Errors::InboxLocked if target_user.inbox_locked?
+      end
+
       def check_anonymous_rules
         if !source_user_id && !anonymous
           # We can not create a non-anonymous question without a source user
diff --git a/spec/controllers/ajax/question_controller_spec.rb b/spec/controllers/ajax/question_controller_spec.rb
index cd3166a4..cbb1a0f1 100644
--- a/spec/controllers/ajax/question_controller_spec.rb
+++ b/spec/controllers/ajax/question_controller_spec.rb
@@ -328,6 +328,23 @@ describe Ajax::QuestionController, :ajax_controller, type: :controller do
             include_examples "does not create the question"
           end
         end
+
+        context "when users inbox is locked" do
+          let(:user_allows_anonymous_questions) { true }
+          let(:expected_response) do
+            {
+              "success" => false,
+              "status"  => "inbox_locked",
+              "message" => anything
+            }
+          end
+
+          before do
+            target_user.update(privacy_lock_inbox: true)
+          end
+
+          include_examples "does not create the question"
+        end
       end
 
       context "when rcpt is followers" do
diff --git a/spec/workers/question_worker_spec.rb b/spec/workers/question_worker_spec.rb
index cafbc455..ab1e2914 100644
--- a/spec/workers/question_worker_spec.rb
+++ b/spec/workers/question_worker_spec.rb
@@ -6,7 +6,7 @@ describe QuestionWorker do
   describe "#perform" do
     let(:user) { FactoryBot.create(:user) }
     let(:user_id) { user.id }
-    let(:question) { FactoryBot.create(:question, user: user) }
+    let(:question) { FactoryBot.create(:question, user:) }
     let(:question_id) { question.id }
 
     before do
@@ -41,6 +41,18 @@ describe QuestionWorker do
         )
     end
 
+    it "respects inbox locks" do
+      user.followers.first.update(privacy_lock_inbox: true)
+      
+      
+      expect { subject }
+        .to(
+          change { Inbox.where(user_id: user.followers.ids, question_id:, new: true).count }
+            .from(0)
+            .to(4)
+        )
+    end
+    
     it "does not send questions to banned users" do
       user.followers.first.ban