diff --git a/Userland/Applications/FileManager/DirectoryView.cpp b/Userland/Applications/FileManager/DirectoryView.cpp
index 7447e62d211..541667669ef 100644
--- a/Userland/Applications/FileManager/DirectoryView.cpp
+++ b/Userland/Applications/FileManager/DirectoryView.cpp
@@ -413,11 +413,11 @@ bool DirectoryView::open(ByteString const& path)
         warnln("Failed to open '{}': {}", real_path, result.error());
     }
 
-    if (model().root_path() == real_path.to_byte_string()) {
+    if (model().root_path() == real_path) {
         refresh();
     } else {
         set_active_widget(&current_view());
-        model().set_root_path(real_path.to_byte_string());
+        model().set_root_path(real_path);
     }
     return true;
 }
diff --git a/Userland/Applications/FileManager/main.cpp b/Userland/Applications/FileManager/main.cpp
index 8863954863d..7cadff815de 100644
--- a/Userland/Applications/FileManager/main.cpp
+++ b/Userland/Applications/FileManager/main.cpp
@@ -109,7 +109,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     LexicalPath path(initial_location);
     if (!initial_location.is_empty()) {
         if (auto error_or_path = FileSystem::real_path(initial_location); !ignore_path_resolution && !error_or_path.is_error())
-            initial_location = error_or_path.release_value().to_byte_string();
+            initial_location = error_or_path.release_value();
 
         if (!FileSystem::is_directory(initial_location)) {
             // We want to extract zips to a temporary directory when FileManager is launched with a .zip file as its first argument
diff --git a/Userland/Applications/Run/RunWindow.cpp b/Userland/Applications/Run/RunWindow.cpp
index 2b8246bff53..8282d6d9726 100644
--- a/Userland/Applications/Run/RunWindow.cpp
+++ b/Userland/Applications/Run/RunWindow.cpp
@@ -147,7 +147,7 @@ bool RunWindow::run_via_launch(ByteString const& run_input)
             warnln("Failed to launch '{}': {}", file_path, real_path_or_error.error());
             return false;
         }
-        url = URL::create_with_url_or_path(real_path_or_error.release_value().to_byte_string());
+        url = URL::create_with_url_or_path(real_path_or_error.release_value());
     }
 
     if (!Desktop::Launcher::open(url)) {
diff --git a/Userland/DevTools/HackStudio/main.cpp b/Userland/DevTools/HackStudio/main.cpp
index 197e98f3c7a..31a9ca8a567 100644
--- a/Userland/DevTools/HackStudio/main.cpp
+++ b/Userland/DevTools/HackStudio/main.cpp
@@ -228,7 +228,7 @@ static ErrorOr<NonnullRefPtr<HackStudioWidget>> create_hack_studio_widget(bool m
     else if (auto last_path = last_opened_project_path(); last_path.has_value())
         project_path = last_path.release_value();
     else
-        project_path = TRY(FileSystem::real_path("."sv)).to_byte_string();
+        project_path = TRY(FileSystem::real_path("."sv));
 
     return HackStudioWidget::create(project_path);
 }
diff --git a/Userland/Libraries/LibFileSystem/FileSystem.cpp b/Userland/Libraries/LibFileSystem/FileSystem.cpp
index 713fa908949..662b1c43c45 100644
--- a/Userland/Libraries/LibFileSystem/FileSystem.cpp
+++ b/Userland/Libraries/LibFileSystem/FileSystem.cpp
@@ -31,7 +31,7 @@ ErrorOr<ByteString> current_working_directory()
 ErrorOr<ByteString> absolute_path(StringView path)
 {
     if (exists(path))
-        return TRY(real_path(path)).to_byte_string();
+        return real_path(path);
 
     if (path.starts_with("/"sv))
         return LexicalPath::canonicalized_path(path);
@@ -40,7 +40,7 @@ ErrorOr<ByteString> absolute_path(StringView path)
     return LexicalPath::absolute_path(working_directory, path);
 }
 
-ErrorOr<String> real_path(StringView path)
+ErrorOr<ByteString> real_path(StringView path)
 {
     if (path.is_null())
         return Error::from_errno(ENOENT);
@@ -52,7 +52,7 @@ ErrorOr<String> real_path(StringView path)
     if (!real_path)
         return Error::from_syscall("realpath"sv, -errno);
 
-    return TRY(String::from_utf8({ real_path, strlen(real_path) }));
+    return ByteString { real_path, strlen(real_path) };
 }
 
 bool exists(StringView path)
@@ -244,12 +244,12 @@ ErrorOr<void> copy_directory(StringView destination_path, StringView source_path
     TRY(Core::System::mkdir(destination_path, 0755));
 
     auto source_rp = TRY(real_path(source_path));
-    source_rp = TRY(String::formatted("{}/", source_rp));
+    source_rp = ByteString::formatted("{}/", source_rp);
 
     auto destination_rp = TRY(real_path(destination_path));
-    destination_rp = TRY(String::formatted("{}/", destination_rp));
+    destination_rp = ByteString::formatted("{}/", destination_rp);
 
-    if (!destination_rp.is_empty() && destination_rp.starts_with_bytes(source_rp))
+    if (!destination_rp.is_empty() && destination_rp.starts_with(source_rp))
         return Error::from_errno(EINVAL);
 
     Core::DirIterator di(source_path, Core::DirIterator::SkipParentAndBaseDir);
diff --git a/Userland/Libraries/LibFileSystem/FileSystem.h b/Userland/Libraries/LibFileSystem/FileSystem.h
index 57787682eb5..b7c22fdf825 100644
--- a/Userland/Libraries/LibFileSystem/FileSystem.h
+++ b/Userland/Libraries/LibFileSystem/FileSystem.h
@@ -20,7 +20,7 @@ namespace FileSystem {
 
 ErrorOr<ByteString> current_working_directory();
 ErrorOr<ByteString> absolute_path(StringView path);
-ErrorOr<String> real_path(StringView path);
+ErrorOr<ByteString> real_path(StringView path);
 
 bool exists(StringView path);
 bool exists(int fd);
diff --git a/Userland/Libraries/LibGUI/FileIconProvider.cpp b/Userland/Libraries/LibGUI/FileIconProvider.cpp
index 4a05b00b4a6..fb6e6767f30 100644
--- a/Userland/Libraries/LibGUI/FileIconProvider.cpp
+++ b/Userland/Libraries/LibGUI/FileIconProvider.cpp
@@ -259,9 +259,9 @@ Icon FileIconProvider::icon_for_path(StringView path, mode_t mode)
         auto raw_symlink_target_or_error = FileSystem::read_link(path);
         if (raw_symlink_target_or_error.is_error())
             return s_symlink_icon;
-        auto raw_symlink_target = raw_symlink_target_or_error.release_value();
+        auto raw_symlink_target = raw_symlink_target_or_error.release_value().to_byte_string();
 
-        String target_path;
+        ByteString target_path;
         if (raw_symlink_target.starts_with('/')) {
             target_path = raw_symlink_target;
         } else {
diff --git a/Userland/Libraries/LibIDL/IDLParser.cpp b/Userland/Libraries/LibIDL/IDLParser.cpp
index 5abb23c439c..53ce4001572 100644
--- a/Userland/Libraries/LibIDL/IDLParser.cpp
+++ b/Userland/Libraries/LibIDL/IDLParser.cpp
@@ -144,7 +144,7 @@ Optional<Interface&> Parser::resolve_import(auto path)
     auto real_path_error_or = FileSystem::real_path(include_path);
     if (real_path_error_or.is_error())
         report_parsing_error(ByteString::formatted("Failed to resolve path {}: {}", include_path, real_path_error_or.error()), filename, input, lexer.tell());
-    auto real_path = real_path_error_or.release_value().to_byte_string();
+    auto real_path = real_path_error_or.release_value();
 
     if (top_level_resolved_imports().contains(real_path))
         return *top_level_resolved_imports().find(real_path)->value;
@@ -966,7 +966,7 @@ Interface& Parser::parse()
         report_parsing_error(ByteString::formatted("Failed to resolve path '{}': {}", filename, this_module_or_error.error()), filename, input, 0);
         VERIFY_NOT_REACHED();
     }
-    auto this_module = this_module_or_error.release_value().to_byte_string();
+    auto this_module = this_module_or_error.release_value();
 
     auto interface_ptr = make<Interface>();
     auto& interface = *interface_ptr;
diff --git a/Userland/Libraries/LibTest/JavaScriptTestRunnerMain.cpp b/Userland/Libraries/LibTest/JavaScriptTestRunnerMain.cpp
index 0111996162a..cdfd6394156 100644
--- a/Userland/Libraries/LibTest/JavaScriptTestRunnerMain.cpp
+++ b/Userland/Libraries/LibTest/JavaScriptTestRunnerMain.cpp
@@ -174,14 +174,14 @@ int main(int argc, char** argv)
         warnln("Failed to resolve test root: {}", test_root_or_error.error());
         return 1;
     }
-    test_root = test_root_or_error.release_value().to_byte_string();
+    test_root = test_root_or_error.release_value();
 
     auto common_path_or_error = FileSystem::real_path(common_path);
     if (common_path_or_error.is_error()) {
         warnln("Failed to resolve common path: {}", common_path_or_error.error());
         return 1;
     }
-    common_path = common_path_or_error.release_value().to_byte_string();
+    common_path = common_path_or_error.release_value();
 
     if (chdir(test_root.characters()) < 0) {
         auto saved_errno = errno;
diff --git a/Userland/Libraries/LibWebView/URL.cpp b/Userland/Libraries/LibWebView/URL.cpp
index 8898d232163..21abbf47669 100644
--- a/Userland/Libraries/LibWebView/URL.cpp
+++ b/Userland/Libraries/LibWebView/URL.cpp
@@ -88,7 +88,7 @@ Optional<URL> sanitize_url(StringView url, Optional<StringView> search_engine, A
         if (path.is_error())
             return {};
 
-        return URL::create_with_file_scheme(path.value().to_byte_string());
+        return URL::create_with_file_scheme(path.value());
     }
 
     auto format_search_engine = [&]() -> Optional<URL> {
diff --git a/Userland/Services/FileSystemAccessServer/ConnectionFromClient.cpp b/Userland/Services/FileSystemAccessServer/ConnectionFromClient.cpp
index 9040f6a041f..a22d413007f 100644
--- a/Userland/Services/FileSystemAccessServer/ConnectionFromClient.cpp
+++ b/Userland/Services/FileSystemAccessServer/ConnectionFromClient.cpp
@@ -56,7 +56,7 @@ void ConnectionFromClient::request_file_handler(i32 request_id, i32 window_serve
 
         if (prompt == ShouldPrompt::Yes) {
             VERIFY(window_server_client_id != -1 && parent_window_id != -1);
-            auto exe_name = LexicalPath::basename(exe_path.to_byte_string());
+            auto exe_name = LexicalPath::basename(exe_path);
             auto text = String::formatted("Allow {} ({}) to {} \"{}\"?", exe_name, pid, access_string, path).release_value_but_fixme_should_propagate_errors();
             auto result = GUI::MessageBox::try_show({}, window_server_client_id, parent_window_id, text, "File Permissions Requested"sv).release_value_but_fixme_should_propagate_errors();
             approved = result == GUI::MessageBox::ExecResult::Yes;
diff --git a/Userland/Services/LaunchServer/Launcher.cpp b/Userland/Services/LaunchServer/Launcher.cpp
index c480b374681..21a9a785167 100644
--- a/Userland/Services/LaunchServer/Launcher.cpp
+++ b/Userland/Services/LaunchServer/Launcher.cpp
@@ -318,7 +318,7 @@ void Launcher::for_each_handler_for_path(ByteString const& path, Function<bool(H
         }
         auto real_path = real_path_or_error.release_value();
 
-        return for_each_handler_for_path(real_path.to_byte_string(), [&](auto const& handler) -> bool {
+        return for_each_handler_for_path(real_path, [&](auto const& handler) -> bool {
             return f(handler);
         });
     }
diff --git a/Userland/Services/WebServer/main.cpp b/Userland/Services/WebServer/main.cpp
index f7f7b8c308f..c9794056dbc 100644
--- a/Userland/Services/WebServer/main.cpp
+++ b/Userland/Services/WebServer/main.cpp
@@ -68,7 +68,8 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     if (!username.is_empty() && !password.is_empty())
         credentials = HTTP::HttpRequest::BasicAuthenticationCredentials { username, password };
 
-    WebServer::Configuration configuration(real_document_root_path, credentials);
+    // FIXME: This should accept a ByteString for the path instead.
+    WebServer::Configuration configuration(TRY(String::from_byte_string(real_document_root_path)), credentials);
 
     Core::EventLoop loop;
 
diff --git a/Userland/Shell/Builtin.cpp b/Userland/Shell/Builtin.cpp
index 01e8e716bb6..2e6b80009aa 100644
--- a/Userland/Shell/Builtin.cpp
+++ b/Userland/Shell/Builtin.cpp
@@ -454,7 +454,7 @@ ErrorOr<int> Shell::builtin_cd(Main::Arguments arguments)
         warnln("Invalid path '{}'", new_path);
         return 1;
     }
-    auto real_path = real_path_or_error.release_value().to_byte_string();
+    auto real_path = real_path_or_error.release_value();
 
     if (cd_history.is_empty() || cd_history.last() != real_path)
         cd_history.enqueue(real_path);
diff --git a/Userland/Shell/Shell.cpp b/Userland/Shell/Shell.cpp
index 89228701d7c..f7b33802eb8 100644
--- a/Userland/Shell/Shell.cpp
+++ b/Userland/Shell/Shell.cpp
@@ -394,7 +394,7 @@ ByteString Shell::resolve_path(ByteString path) const
     if (!path.starts_with('/'))
         path = ByteString::formatted("{}/{}", cwd, path);
 
-    return FileSystem::real_path(path).release_value_but_fixme_should_propagate_errors().to_byte_string();
+    return FileSystem::real_path(path).release_value_but_fixme_should_propagate_errors();
 }
 
 Shell::LocalFrame* Shell::find_frame_containing_local_variable(StringView name)
diff --git a/Userland/Utilities/find.cpp b/Userland/Utilities/find.cpp
index 2711654cfe7..ed2d2beaa1c 100644
--- a/Userland/Utilities/find.cpp
+++ b/Userland/Utilities/find.cpp
@@ -579,7 +579,7 @@ private:
             auto full_path_or_error = FileSystem::real_path(file_data.full_path());
             if (!full_path_or_error.is_error()) {
                 auto fullpath = full_path_or_error.release_value();
-                auto url = URL::create_with_file_scheme(fullpath.to_byte_string());
+                auto url = URL::create_with_file_scheme(fullpath);
                 out("\033]8;;{}\033\\{}{}\033]8;;\033\\", url.serialize(), file_data.full_path(), m_terminator);
                 printed = true;
             }
diff --git a/Userland/Utilities/grep.cpp b/Userland/Utilities/grep.cpp
index d9a85f765b4..11bd3a00b3e 100644
--- a/Userland/Utilities/grep.cpp
+++ b/Userland/Utilities/grep.cpp
@@ -88,7 +88,7 @@ static void append_formatted_path(StringBuilder& builder, StringView path, Optio
         auto full_path_or_error = FileSystem::real_path(path);
         if (!full_path_or_error.is_error()) {
             auto fullpath = full_path_or_error.release_value();
-            auto url = URL::create_with_file_scheme(fullpath.to_byte_string(), {}, hostname());
+            auto url = URL::create_with_file_scheme(fullpath, {}, hostname());
             if (has_flag(print_type, PrintType::LineNumbers) && line_number.has_value())
                 url.set_query(MUST(String::formatted("line_number={}", *line_number)));
             builder.appendff("\033]8;;{}\033\\", url.serialize());
diff --git a/Userland/Utilities/headless-browser.cpp b/Userland/Utilities/headless-browser.cpp
index 88d1a5b5795..2e4783dc08a 100644
--- a/Userland/Utilities/headless-browser.cpp
+++ b/Userland/Utilities/headless-browser.cpp
@@ -264,7 +264,7 @@ static ErrorOr<TestResult> run_dump_test(HeadlessWebContentView& view, StringVie
         loop.quit(0);
     }));
 
-    auto url = URL::create_with_file_scheme(TRY(FileSystem::real_path(input_path)).to_byte_string());
+    auto url = URL::create_with_file_scheme(TRY(FileSystem::real_path(input_path)));
 
     String result;
     auto did_finish_test = false;
@@ -359,7 +359,7 @@ static ErrorOr<TestResult> run_ref_test(HeadlessWebContentView& view, StringView
         loop.quit(0);
     }));
 
-    view.load(URL::create_with_file_scheme(TRY(FileSystem::real_path(input_path)).to_byte_string()));
+    view.load(URL::create_with_file_scheme(TRY(FileSystem::real_path(input_path))));
 
     RefPtr<Gfx::Bitmap> actual_screenshot, expectation_screenshot;
     view.on_load_finish = [&](auto const&) {
@@ -478,7 +478,8 @@ static ErrorOr<void> collect_dump_tests(Vector<Test>& tests, StringView path, St
         auto basename = LexicalPath::title(name);
         auto expectation_path = TRY(String::formatted("{}/expected/{}/{}.txt", path, trail, basename));
 
-        tests.append({ move(input_path), move(expectation_path), mode, {} });
+        // FIXME: Test paths should be ByteString
+        tests.append({ TRY(String::from_byte_string(input_path)), move(expectation_path), mode, {} });
     }
     return {};
 }
@@ -489,7 +490,8 @@ static ErrorOr<void> collect_ref_tests(Vector<Test>& tests, StringView path)
         if (entry.type == Core::DirectoryEntry::Type::Directory)
             return IterationDecision::Continue;
         auto input_path = TRY(FileSystem::real_path(TRY(String::formatted("{}/{}", path, entry.name))));
-        tests.append({ move(input_path), {}, TestMode::Ref, {} });
+        // FIXME: Test paths should be ByteString
+        tests.append({ TRY(String::from_byte_string(input_path)), {}, TestMode::Ref, {} });
         return IterationDecision::Continue;
     }));
 
diff --git a/Userland/Utilities/ls.cpp b/Userland/Utilities/ls.cpp
index adcc6006efd..2e267cefd44 100644
--- a/Userland/Utilities/ls.cpp
+++ b/Userland/Utilities/ls.cpp
@@ -267,7 +267,7 @@ static size_t print_name(const struct stat& st, ByteString const& name, Optional
         auto full_path_or_error = FileSystem::real_path(path_for_hyperlink);
         if (!full_path_or_error.is_error()) {
             auto fullpath = full_path_or_error.release_value();
-            auto url = URL::create_with_file_scheme(fullpath.to_byte_string(), {}, hostname());
+            auto url = URL::create_with_file_scheme(fullpath, {}, hostname());
             out("\033]8;;{}\033\\", url.serialize());
         }
     }
diff --git a/Userland/Utilities/markdown-check.cpp b/Userland/Utilities/markdown-check.cpp
index 8457b0a1620..19a820dd2f6 100644
--- a/Userland/Utilities/markdown-check.cpp
+++ b/Userland/Utilities/markdown-check.cpp
@@ -301,6 +301,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
 
     if (verbose_output)
         outln("Reading and parsing Markdown files ...");
+    // FIXME: Use ByteString for file paths
     HashMap<String, MarkdownLinkage> files;
     for (auto path : file_paths) {
         auto file_or_error = Core::File::open(path, Core::File::OpenMode::Read);
@@ -326,7 +327,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
             // Since this should never happen anyway, fail early.
             return 1;
         }
-        files.set(TRY(FileSystem::real_path(path)), MarkdownLinkage::analyze(*document, verbose_output));
+        files.set(TRY(String::from_byte_string(TRY(FileSystem::real_path(path)))), MarkdownLinkage::analyze(*document, verbose_output));
     }
 
     if (verbose_output)
diff --git a/Userland/Utilities/open.cpp b/Userland/Utilities/open.cpp
index 5eb25e73a4d..561996d3ca8 100644
--- a/Userland/Utilities/open.cpp
+++ b/Userland/Utilities/open.cpp
@@ -34,7 +34,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
                 continue;
             }
         } else {
-            url = URL::create_with_url_or_path(path_or_error.value().to_byte_string());
+            url = URL::create_with_url_or_path(path_or_error.value());
         }
 
         if (!Desktop::Launcher::open(url)) {
diff --git a/Userland/Utilities/run-tests.cpp b/Userland/Utilities/run-tests.cpp
index b6727e449f6..a1825b16d03 100644
--- a/Userland/Utilities/run-tests.cpp
+++ b/Userland/Utilities/run-tests.cpp
@@ -382,7 +382,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
         return 1;
     }
 
-    test_root = TRY(FileSystem::real_path(test_root)).to_byte_string();
+    test_root = TRY(FileSystem::real_path(test_root));
 
     auto void_or_error = Core::System::chdir(test_root);
     if (void_or_error.is_error()) {
diff --git a/Userland/Utilities/shot.cpp b/Userland/Utilities/shot.cpp
index 421b05ce148..51fd4302d8c 100644
--- a/Userland/Utilities/shot.cpp
+++ b/Userland/Utilities/shot.cpp
@@ -179,7 +179,7 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
             char hostname[HOST_NAME_MAX];
             VERIFY(gethostname(hostname, sizeof(hostname)) == 0);
 
-            auto url = URL::create_with_file_scheme(full_path_or_error.value().to_byte_string(), {}, hostname);
+            auto url = URL::create_with_file_scheme(full_path_or_error.value(), {}, hostname);
             out("\033]8;;{}\033\\", url.serialize());
             printed_hyperlink = true;
         }
diff --git a/Userland/Utilities/wasm.cpp b/Userland/Utilities/wasm.cpp
index ce766e4fa7b..f965b81a7fd 100644
--- a/Userland/Utilities/wasm.cpp
+++ b/Userland/Utilities/wasm.cpp
@@ -388,11 +388,11 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
                     for (auto& string : wasi_preopened_mappings) {
                         auto split_index = string.find(':');
                         if (split_index.has_value()) {
-                            LexicalPath host_path { FileSystem::real_path(string.substring_view(0, *split_index)).release_value_but_fixme_should_propagate_errors().to_byte_string() };
+                            LexicalPath host_path { FileSystem::real_path(string.substring_view(0, *split_index)).release_value_but_fixme_should_propagate_errors() };
                             LexicalPath mapped_path { string.substring_view(*split_index + 1) };
                             paths.append({move(host_path), move(mapped_path)});
                         } else {
-                            LexicalPath host_path { FileSystem::real_path(string).release_value_but_fixme_should_propagate_errors().to_byte_string() };
+                            LexicalPath host_path { FileSystem::real_path(string).release_value_but_fixme_should_propagate_errors() };
                             LexicalPath mapped_path { string };
                             paths.append({move(host_path), move(mapped_path)});
                         }
diff --git a/Userland/Utilities/xml.cpp b/Userland/Utilities/xml.cpp
index b4fddd64744..444cfabb8a2 100644
--- a/Userland/Utilities/xml.cpp
+++ b/Userland/Utilities/xml.cpp
@@ -355,7 +355,7 @@ static void dump(XML::Document& document)
     dump(document.root());
 }
 
-static String s_path;
+static ByteString s_path;
 static auto parse(StringView contents)
 {
     return XML::Parser {
@@ -363,7 +363,7 @@ static auto parse(StringView contents)
         {
             .preserve_comments = true,
             .resolve_external_resource = [&](XML::SystemID const& system_id, Optional<XML::PublicID> const&) -> ErrorOr<ByteString> {
-                auto base = URL::create_with_file_scheme(s_path.to_byte_string());
+                auto base = URL::create_with_file_scheme(s_path);
                 auto url = URLParser::basic_parse(system_id.system_literal, base);
                 if (!url.is_valid())
                     return Error::from_string_literal("Invalid URL");
@@ -402,7 +402,7 @@ static void do_run_tests(XML::Document& document)
 
     dump_cases(root);
 
-    auto base_path = LexicalPath::dirname(s_path.to_byte_string());
+    auto base_path = LexicalPath::dirname(s_path);
 
     while (!suites.is_empty()) {
         auto& node = *suites.dequeue();