diff --git a/BuildMacOSUniversalBinary.py b/BuildMacOSUniversalBinary.py
index d09bd9a8b3..6f4d2695ae 100755
--- a/BuildMacOSUniversalBinary.py
+++ b/BuildMacOSUniversalBinary.py
@@ -70,9 +70,6 @@ DEFAULT_CONFIG = {
 
     "run_unit_tests": False,
 
-    # Whether we should make a build for Steam.
-    "steam": False,
-
     # Whether our autoupdate functionality is enabled or not.
     "autoupdate": True,
 
@@ -120,12 +117,6 @@ def parse_args(conf=DEFAULT_CONFIG):
     parser.add_argument("--run_unit_tests", action="store_true",
                         default=conf["run_unit_tests"])
 
-    parser.add_argument(
-        "--steam",
-        help="Create a build for Steam",
-        action="store_true",
-        default=conf["steam"])
-
     parser.add_argument(
         "--autoupdate",
         help="Enables our autoupdate functionality",
@@ -311,8 +302,6 @@ def build(config):
                 "-DMACOS_CODE_SIGNING_IDENTITY="
                 + config["codesign_identity"],
                 '-DMACOS_CODE_SIGNING="ON"',
-                "-DSTEAM="
-                + python_to_cmake_bool(config["steam"]),
                 "-DENABLE_AUTOUPDATE="
                 + python_to_cmake_bool(config["autoupdate"]),
                 '-DDISTRIBUTOR=' + config['distributor'],
diff --git a/CMakeLists.txt b/CMakeLists.txt
index e3a33876d5..7ca6679f28 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -104,7 +104,6 @@ option(ENABLE_VULKAN "Enables vulkan video backend" ON)
 option(USE_DISCORD_PRESENCE "Enables Discord Rich Presence, show the current game on Discord" ON)
 option(USE_MGBA "Enables GBA controllers emulation using libmgba" ON)
 option(ENABLE_AUTOUPDATE "Enables support for automatic updates" ON)
-option(STEAM "Creates a build for Steam" OFF)
 option(USE_RETRO_ACHIEVEMENTS "Enables integration with retroachievements.org" ON)
 
 # Maintainers: if you consider blanket disabling this for your users, please
@@ -391,7 +390,7 @@ if(ENABLE_LTO)
 endif()
 
 if(UNIX)
-  if(LINUX_LOCAL_DEV OR (CMAKE_SYSTEM_NAME STREQUAL "Linux" AND STEAM))
+  if(LINUX_LOCAL_DEV)
     add_definitions(-DLINUX_LOCAL_DEV)
   endif()
 endif()
@@ -753,10 +752,6 @@ else()
   message(STATUS "libsystemd not found, disabling traversal server watchdog support")
 endif()
 
-if(STEAM)
-  add_definitions(-DSTEAM)
-endif()
-
 if (WIN32)
   include_directories(Externals/WIL/include)
   include_directories(Externals/OpenAL/include)
diff --git a/Source/Core/Common/CommonPaths.h b/Source/Core/Common/CommonPaths.h
index 5561b0e187..0f6b7adfb6 100644
--- a/Source/Core/Common/CommonPaths.h
+++ b/Source/Core/Common/CommonPaths.h
@@ -11,7 +11,6 @@
 #define ROOT_DIR "."
 
 // The normal user directory
-#ifndef STEAM
 #ifdef _WIN32
 #define NORMAL_USER_DIR "Dolphin Emulator"
 #elif defined(__APPLE__)
@@ -21,15 +20,6 @@
 #else
 #define NORMAL_USER_DIR "dolphin-emu"
 #endif
-#else  // ifndef STEAM
-#ifdef _WIN32
-#define NORMAL_USER_DIR "Dolphin Emulator (Steam)"
-#elif defined(__APPLE__)
-#define NORMAL_USER_DIR "Library/Application Support/Dolphin (Steam)"
-#else
-#define NORMAL_USER_DIR "dolphin-emu-steam"
-#endif
-#endif
 
 // The portable user directory
 #ifdef _WIN32
diff --git a/Source/Core/DolphinQt/CMakeLists.txt b/Source/Core/DolphinQt/CMakeLists.txt
index 3f8c087cd1..44a59d5313 100644
--- a/Source/Core/DolphinQt/CMakeLists.txt
+++ b/Source/Core/DolphinQt/CMakeLists.txt
@@ -649,48 +649,6 @@ else()
   install(TARGETS dolphin-emu RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
 endif()
 
-if (CMAKE_SYSTEM_NAME STREQUAL "Linux" AND STEAM)
-  # Set that we want ORIGIN in FLAGS.
-  # We also want RPATH, not RUNPATH, so disable the new tags.
-  target_link_options(dolphin-emu
-  PRIVATE
-    LINKER:-z,origin
-    LINKER:--disable-new-dtags
-  )
-
-  # For Steam Runtime builds, our Qt shared libraries will be in a "lib" folder.
-  set_target_properties(dolphin-emu PROPERTIES
-    BUILD_WITH_INSTALL_RPATH true
-    INSTALL_RPATH "\$ORIGIN/lib"
-  )
-
-  add_custom_command(TARGET dolphin-emu POST_BUILD
-    COMMAND ${CMAKE_COMMAND} -E make_directory "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/lib"
-    COMMAND cp "${Qt6_DIR}/../../LICENSE.*" "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/lib"
-    COMMAND cp -P "${Qt6_DIR}/../../*.so*" "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/lib"
-    COMMAND ${CMAKE_COMMAND} -E copy_directory "${Qt6_DIR}/../../../plugins" "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/plugins"
-  )
-
-  # Copy qt.conf
-  target_sources(dolphin-emu PRIVATE "${CMAKE_CURRENT_SOURCE_DIR}/qt.conf")
-  add_custom_command(TARGET dolphin-emu POST_BUILD
-    COMMAND ${CMAKE_COMMAND} -E copy_if_different "${CMAKE_CURRENT_SOURCE_DIR}/qt.conf" "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/qt.conf"
-  )
-
-  # Mark all data files as resources
-  set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS "${CMAKE_SOURCE_DIR}/Data/Sys")
-  file(GLOB_RECURSE resources RELATIVE "${CMAKE_SOURCE_DIR}/Data" "${CMAKE_SOURCE_DIR}/Data/Sys/*")
-  foreach(res ${resources})
-    target_sources(dolphin-emu PRIVATE "${CMAKE_SOURCE_DIR}/Data/${res}")
-    source_group("Resources" FILES "${CMAKE_SOURCE_DIR}/Data/${res}")
-  endforeach()
-
-  # Copy Sys folder
-  add_custom_command(TARGET dolphin-emu POST_BUILD
-    COMMAND ${CMAKE_COMMAND} -E copy_directory "${CMAKE_SOURCE_DIR}/Data/Sys" "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/Sys"
-  )
-endif()
-
 if(USE_MGBA)
   target_sources(dolphin-emu PRIVATE
     GBAHost.cpp
diff --git a/Source/Core/DolphinQt/DolphinEmu.entitlements b/Source/Core/DolphinQt/DolphinEmu.entitlements
index f7cafadc62..50c57c58c1 100644
--- a/Source/Core/DolphinQt/DolphinEmu.entitlements
+++ b/Source/Core/DolphinQt/DolphinEmu.entitlements
@@ -13,8 +13,5 @@
 	<!-- This is needed to use adhoc signed linked libraries -->
  	<key>com.apple.security.cs.disable-library-validation</key> 
   	<true/>
-	<!-- Allows the Steam overlay library to be injected into our process -->
-	<key>com.apple.security.cs.allow-dyld-environment-variables</key>
-	<true/>
 </dict>
 </plist>
diff --git a/Source/Core/DolphinQt/DolphinEmuDebug.entitlements b/Source/Core/DolphinQt/DolphinEmuDebug.entitlements
index 597315d760..6445fa77b9 100644
--- a/Source/Core/DolphinQt/DolphinEmuDebug.entitlements
+++ b/Source/Core/DolphinQt/DolphinEmuDebug.entitlements
@@ -13,9 +13,6 @@
 	<!-- This is needed to use adhoc signed linked libraries -->
 	<key>com.apple.security.cs.disable-library-validation</key>
 	<true/>
-	<!-- Allows the Steam overlay library to be injected into our process -->
-	<key>com.apple.security.cs.allow-dyld-environment-variables</key>
-	<true/>
 	<!-- This is needed to attach a debugger to the process -->
 	<key>com.apple.security.get-task-allow</key>
 	<true/>
diff --git a/Source/Core/UICommon/UICommon.cpp b/Source/Core/UICommon/UICommon.cpp
index 1783536651..d0f8345852 100644
--- a/Source/Core/UICommon/UICommon.cpp
+++ b/Source/Core/UICommon/UICommon.cpp
@@ -308,21 +308,12 @@ void SetUserDirectory(std::string custom_path)
   //    -> Use AppData\Roaming\Dolphin Emulator as the User directory path
   // 6. Default
   //    -> Use GetExeDirectory()\User
-  //
-  // On Steam builds, we take a simplified approach:
-  // 1. GetExeDirectory()\portable.txt exists
-  //    -> Use GetExeDirectory()\User
-  // 2. AppData\Roaming exists
-  //    -> Use AppData\Roaming\Dolphin Emulator (Steam) as the User directory path
-  // 3. Default
-  //    -> Use GetExeDirectory()\User
 
   // Get AppData path in case we need it.
   wil::unique_cotaskmem_string appdata;
   bool appdata_found = SUCCEEDED(
       SHGetKnownFolderPath(FOLDERID_RoamingAppData, KF_FLAG_DEFAULT, nullptr, appdata.put()));
 
-#ifndef STEAM
   // Check our registry keys
   wil::unique_hkey hkey;
   DWORD local = 0;
@@ -389,21 +380,6 @@ void SetUserDirectory(std::string custom_path)
   {
     user_path = File::GetExeDirectory() + DIR_SEP PORTABLE_USER_DIR DIR_SEP;
   }
-#else  // ifndef STEAM
-  if (File::Exists(File::GetExeDirectory() + DIR_SEP "portable.txt"))  // Case 1
-  {
-    user_path = File::GetExeDirectory() + DIR_SEP PORTABLE_USER_DIR DIR_SEP;
-  }
-  else if (appdata_found)  // Case 2
-  {
-    user_path = TStrToUTF8(appdata.get()) + DIR_SEP NORMAL_USER_DIR DIR_SEP;
-  }
-  else  // Case 3
-  {
-    user_path = File::GetExeDirectory() + DIR_SEP PORTABLE_USER_DIR DIR_SEP;
-  }
-#endif
-
 #else
   if (File::IsDirectory(ROOT_DIR DIR_SEP EMBEDDED_USER_DIR))
   {