diff --git a/src/invidious/config.cr b/src/invidious/config.cr
index b1e10684..5c1cf578 100644
--- a/src/invidious/config.cr
+++ b/src/invidious/config.cr
@@ -45,8 +45,6 @@ struct ConfigPreferences
   property vr_mode : Bool = true
   property show_nick : Bool = true
   property save_player_pos : Bool = false
-  property po_token : String = ""
-  property visitor_data : String = ""
 
   def to_tuple
     {% begin %}
@@ -89,8 +87,6 @@ class Config
 
   # Used to tell Invidious it is behind a proxy, so links to resources should be https://
   property https_only : Bool?
-  # Enable or disable CSP
-  property csp : Bool? = true
   # HMAC signing key for CSRF tokens and verifying pubsub subscriptions
   property hmac_key : String = ""
   # Domain to be used for links to resources on the site where an absolute URL is required
diff --git a/src/invidious/routes/preferences.cr b/src/invidious/routes/preferences.cr
index 09069486..5d3dd9b7 100644
--- a/src/invidious/routes/preferences.cr
+++ b/src/invidious/routes/preferences.cr
@@ -86,12 +86,6 @@ module Invidious::Routes::PreferencesRoute
     show_nick ||= "off"
     show_nick = show_nick == "on"
 
-    po_token = env.params.body["po_token"]?.try &.as(String)
-    po_token ||= CONFIG.default_user_preferences.po_token
-
-    visitor_data = env.params.body["visitor_data"]?.try &.as(String)
-    visitor_data ||= CONFIG.default_user_preferences.visitor_data
-
     comments = [] of String
     2.times do |i|
       comments << (env.params.body["comments[#{i}]"]?.try &.as(String) || CONFIG.default_user_preferences.comments[i])
@@ -186,8 +180,6 @@ module Invidious::Routes::PreferencesRoute
       vr_mode:                     vr_mode,
       show_nick:                   show_nick,
       save_player_pos:             save_player_pos,
-      po_token:                    po_token,
-      visitor_data:                visitor_data,
     }.to_json)
 
     if user = env.get? "user"
diff --git a/src/invidious/routes/watch.cr b/src/invidious/routes/watch.cr
index 7e8a630f..612a689f 100644
--- a/src/invidious/routes/watch.cr
+++ b/src/invidious/routes/watch.cr
@@ -3,9 +3,6 @@
 module Invidious::Routes::Watch
   def self.handle(env)
     locale = env.get("preferences").as(Preferences).locale
-    user_po_token = env.get("preferences").as(Preferences).po_token
-    user_visitor_data = env.get("preferences").as(Preferences).visitor_data
-
     region = env.params.query["region"]?
 
     if env.params.query.to_s.includes?("%20") || env.params.query.to_s.includes?("+")
@@ -55,7 +52,7 @@ module Invidious::Routes::Watch
     env.params.query.delete_all("listen")
 
     begin
-      video = get_video(id, region: params.region, po_token: user_po_token, visitor_data: user_visitor_data)
+      video = get_video(id, region: params.region)
     rescue ex : NotFoundException
       LOGGER.error("get_video not found: #{id} : #{ex.message}")
       return error_template(404, ex)
diff --git a/src/invidious/user/preferences.cr b/src/invidious/user/preferences.cr
index 342d91b3..0a8525f3 100644
--- a/src/invidious/user/preferences.cr
+++ b/src/invidious/user/preferences.cr
@@ -57,10 +57,6 @@ struct Preferences
   property volume : Int32 = CONFIG.default_user_preferences.volume
   property save_player_pos : Bool = CONFIG.default_user_preferences.save_player_pos
 
-  @[YAML::Field(converter: Preferences::ProcessString)]
-  property po_token : String = ""
-  property visitor_data : String = ""
-
   module BoolToString
     def self.to_json(value : String, json : JSON::Builder)
       json.string value
diff --git a/src/invidious/videos.cr b/src/invidious/videos.cr
index f1b46bf8..c6e69ee5 100644
--- a/src/invidious/videos.cr
+++ b/src/invidious/videos.cr
@@ -294,7 +294,7 @@ struct Video
   predicate_bool upcoming, isUpcoming
 end
 
-def get_video(id, refresh = true, region = nil, force_refresh = false, po_token = "", visitor_data = nil)
+def get_video(id, refresh = true, region = nil, force_refresh = false)
   if (video = Invidious::Database::Videos.select(id)) && !region
     # If record was last updated over 10 minutes ago, or video has since premiered,
     # refresh (expire param in response lasts for 6 hours)
@@ -304,7 +304,7 @@ def get_video(id, refresh = true, region = nil, force_refresh = false, po_token
        force_refresh ||
        video.schema_version != Video::SCHEMA_VERSION # cache control
       begin
-        video = fetch_video(id, region, po_token, visitor_data)
+        video = fetch_video(id, region)
         Invidious::Database::Videos.insert(video)
       rescue ex
         Invidious::Database::Videos.delete(id)
@@ -312,7 +312,7 @@ def get_video(id, refresh = true, region = nil, force_refresh = false, po_token
       end
     end
   else
-    video = fetch_video(id, region, po_token, visitor_data)
+    video = fetch_video(id, region)
     Invidious::Database::Videos.insert(video) if !region
   end
 
@@ -320,11 +320,11 @@ def get_video(id, refresh = true, region = nil, force_refresh = false, po_token
 rescue DB::Error
   # Avoid common `DB::PoolRetryAttemptsExceeded` error and friends
   # Note: All DB errors inherit from `DB::Error`
-  return fetch_video(id, region, po_token, visitor_data)
+  return fetch_video(id, region)
 end
 
-def fetch_video(id, region, po_token, visitor_data)
-  info = extract_video_info(video_id: id, po_token: po_token, visitor_data: visitor_data)
+def fetch_video(id, region)
+  info = extract_video_info(video_id: id)
 
   if reason = info["reason"]?
     if reason == "Video unavailable"
diff --git a/src/invidious/videos/parser.cr b/src/invidious/videos/parser.cr
index ad891dc4..4683058b 100644
--- a/src/invidious/videos/parser.cr
+++ b/src/invidious/videos/parser.cr
@@ -50,12 +50,12 @@ def parse_related_video(related : JSON::Any) : Hash(String, JSON::Any)?
   }
 end
 
-def extract_video_info(video_id : String, po_token, visitor_data)
+def extract_video_info(video_id : String)
   # Init client config for the API
   client_config = YoutubeAPI::ClientConfig.new
 
   # Fetch data from the player endpoint
-  player_response = YoutubeAPI.player(video_id: video_id, params: "2AMB", client_config: client_config, po_token: po_token, visitor_data: visitor_data)
+  player_response = YoutubeAPI.player(video_id: video_id, params: "2AMB", client_config: client_config)
 
   playability_status = player_response.dig?("playabilityStatus", "status").try &.as_s
 
@@ -110,7 +110,7 @@ def extract_video_info(video_id : String, po_token, visitor_data)
     # following issue for an explanation about decrypted URLs:
     # https://github.com/TeamNewPipe/NewPipeExtractor/issues/562
     client_config.client_type = YoutubeAPI::ClientType::AndroidTestSuite
-    new_player_response = try_fetch_streaming_data(video_id, client_config, po_token, visitor_data)
+    new_player_response = try_fetch_streaming_data(video_id, client_config)
   end
 
   # Last hope
@@ -119,7 +119,7 @@ def extract_video_info(video_id : String, po_token, visitor_data)
   # if the IP address is not blocked.
   if CONFIG.po_token && reason || CONFIG.po_token.nil? && new_player_response.nil?
     client_config.client_type = YoutubeAPI::ClientType::TvHtml5ScreenEmbed
-    new_player_response = try_fetch_streaming_data(video_id, client_config, po_token, visitor_data)
+    new_player_response = try_fetch_streaming_data(video_id, client_config)
   end
 
   # Replace player response and reset reason
@@ -140,7 +140,7 @@ def extract_video_info(video_id : String, po_token, visitor_data)
   if streaming_data = player_response["streamingData"]?
     %w[formats adaptiveFormats].each do |key|
       streaming_data.as_h[key]?.try &.as_a.each do |format|
-        format.as_h["url"] = JSON::Any.new(convert_url(format, po_token))
+        format.as_h["url"] = JSON::Any.new(convert_url(format))
       end
     end
 
@@ -153,9 +153,9 @@ def extract_video_info(video_id : String, po_token, visitor_data)
   return params
 end
 
-def try_fetch_streaming_data(id : String, client_config : YoutubeAPI::ClientConfig, po_token, visitor_data) : Hash(String, JSON::Any)?
+def try_fetch_streaming_data(id : String, client_config : YoutubeAPI::ClientConfig) : Hash(String, JSON::Any)?
   LOGGER.debug("try_fetch_streaming_data: [#{id}] Using #{client_config.client_type} client.")
-  response = YoutubeAPI.player(video_id: id, params: "2AMB", client_config: client_config, po_token: po_token, visitor_data: visitor_data)
+  response = YoutubeAPI.player(video_id: id, params: "2AMB", client_config: client_config)
 
   playability_status = response["playabilityStatus"]["status"]
   LOGGER.debug("try_fetch_streaming_data: [#{id}] Got playabilityStatus == #{playability_status}.")
@@ -455,7 +455,7 @@ def parse_video_info(video_id : String, player_response : Hash(String, JSON::Any
   return params
 end
 
-private def convert_url(fmt, po_token)
+private def convert_url(fmt)
   if cfr = fmt["signatureCipher"]?.try { |json| HTTP::Params.parse(json.as_s) }
     sp = cfr["sp"]
     url = URI.parse(cfr["url"])
@@ -473,9 +473,7 @@ private def convert_url(fmt, po_token)
   n = DECRYPT_FUNCTION.try &.decrypt_nsig(params["n"])
   params["n"] = n if n
 
-  if !po_token.empty?
-    params["pot"] = po_token
-  elsif token = CONFIG.po_token
+  if token = CONFIG.po_token
     params["pot"] = token
   end
 
diff --git a/src/invidious/views/user/preferences.ecr b/src/invidious/views/user/preferences.ecr
index fcde2313..9dbe298c 100644
--- a/src/invidious/views/user/preferences.ecr
+++ b/src/invidious/views/user/preferences.ecr
@@ -126,16 +126,6 @@
                 <input name="save_player_pos" id="save_player_pos" type="checkbox" <% if preferences.save_player_pos %>checked<% end %>>
             </div>
 
-			<div class="pure-control-group">
-                <label for="po_token"><%= translate(locale, "preferences_po_token") %></label>
-                <input name="po_token" id="po_token" type="text" value="<%= preferences.po_token %>">
-            </div>
-
-			<div class="pure-control-group">
-                <label for="visitor_data"><%= translate(locale, "preferences_visitor_data") %></label>
-                <input name="visitor_data" id="visitor_data" type="text" value="<%= preferences.visitor_data %>">
-            </div>
-
             <legend><%= translate(locale, "preferences_category_visual") %></legend>
 
             <div class="pure-control-group">
diff --git a/src/invidious/yt_backend/youtube_api.cr b/src/invidious/yt_backend/youtube_api.cr
index 8602cc2d..d66bf7aa 100644
--- a/src/invidious/yt_backend/youtube_api.cr
+++ b/src/invidious/yt_backend/youtube_api.cr
@@ -198,8 +198,6 @@ module YoutubeAPI
     # (this is passed as the `gl` parameter).
     property region : String | Nil
 
-    @@visitor_data : String | Nil
-
     # Initialization function
     def initialize(
       *,
@@ -322,9 +320,7 @@ module YoutubeAPI
       client_context["client"]["platform"] = platform
     end
 
-    if !@@visitor_data.not_nil!.empty?
-      client_context["client"]["visitorData"] = @@visitor_data.not_nil!
-    elsif CONFIG.visitor_data.is_a?(String)
+    if CONFIG.visitor_data.is_a?(String)
       client_context["client"]["visitorData"] = CONFIG.visitor_data.as(String)
     end
 
@@ -459,13 +455,8 @@ module YoutubeAPI
     video_id : String,
     *, # Force the following parameters to be passed by name
     params : String,
-    client_config : ClientConfig | Nil = nil,
-    po_token : String,
-    visitor_data : String | Nil
+    client_config : ClientConfig | Nil = nil
   )
-    if visitor_data
-      @@visitor_data = visitor_data
-    end
     # Playback context, separate because it can be different between clients
     playback_ctx = {
       "html5Preference" => "HTML5_PREF_WANTS",
@@ -491,7 +482,7 @@ module YoutubeAPI
         "contentPlaybackContext" => playback_ctx,
       },
       "serviceIntegrityDimensions" => {
-        "poToken" => po_token || CONFIG.po_token,
+        "poToken" => CONFIG.po_token,
       },
     }
 
@@ -605,7 +596,7 @@ module YoutubeAPI
   def _post_json(
     endpoint : String,
     data : Hash,
-    client_config : ClientConfig | Nil,
+    client_config : ClientConfig | Nil
   ) : Hash(String, JSON::Any)
     # Use the default client config if nil is passed
     client_config ||= DEFAULT_CLIENT_CONFIG
@@ -625,9 +616,7 @@ module YoutubeAPI
       headers["User-Agent"] = user_agent
     end
 
-    if !@@visitor_data.not_nil!.empty?
-      headers["X-Goog-Visitor-Id"] = @@visitor_data.not_nil!
-    elsif CONFIG.visitor_data.is_a?(String)
+    if CONFIG.visitor_data.is_a?(String)
       headers["X-Goog-Visitor-Id"] = CONFIG.visitor_data.as(String)
     end