diff --git a/Core/PSPLoaders.cpp b/Core/PSPLoaders.cpp
index 01572b51cb..94d06b87b6 100644
--- a/Core/PSPLoaders.cpp
+++ b/Core/PSPLoaders.cpp
@@ -55,6 +55,7 @@
 #include "Core/PSPLoaders.h"
 #include "Core/HLE/sceKernelModule.h"
 #include "Core/HLE/PopsBoot.h"
+#include "Core/Util/PSARUnpack.h"
 
 static void UseLargeMem(int memsize) {
 	if (memsize != 1) {
@@ -474,7 +475,7 @@ bool Load_PSP_ISO(FileLoader *fileLoader, std::string *error_string) {
 		if (pspFileSystem.GetFileInfo("disc0:/SYSTEM.CNF;1").exists || pspFileSystem.GetFileInfo("disc0:/PSX.EXE;1").exists) {
 			*error_string = "PPSSPP plays PSP games, not PlayStation 1 or 2 games.";
 		} else if (pspFileSystem.GetFileInfo("disc0:/UMD_VIDEO/PLAYLIST.UMD").exists) {
-			*error_string = "PPSSPP doesn't support UMD Video.";
+			*error_string = std::string("UMD Video plays in the XMB, which needs PSP firmware ") + UMD_VIDEO_MIN_FIRMWARE + " or later.";
 		} else if (pspFileSystem.GetFileInfo("disc0:/UMD_AUDIO/PLAYLIST.UMD").exists) {
 			*error_string = "PPSSPP doesn't support UMD Music.";
 		} else if (pspFileSystem.GetDirListing("disc0:/").empty()) {
diff --git a/Core/System.cpp b/Core/System.cpp
index 5f23bc1735..f3d758cd69 100644
--- a/Core/System.cpp
+++ b/Core/System.cpp
@@ -292,7 +292,7 @@ static void GetBootError(IdentifiedFileType type, std::string *errorString) {
 	case IdentifiedFileType::PPSSPP_SAVESTATE: *errorString = "This is a saved state, not a game."; break; // Actually, we could make it load it...
 	case IdentifiedFileType::PSP_SAVEDATA_DIRECTORY: *errorString = "This is save data, not a game."; break;
 	case IdentifiedFileType::PSP_PS1_PBP: *errorString = "PS1 EBOOTs are not supported by PPSSPP."; break;
-	case IdentifiedFileType::PSP_UMD_VIDEO_ISO: *errorString = "UMD Video ISOs are not supported by PPSSPP."; break;
+	case IdentifiedFileType::PSP_UMD_VIDEO_ISO: *errorString = std::string("UMD Video plays in the XMB, which needs PSP firmware ") + UMD_VIDEO_MIN_FIRMWARE + " or later."; break;
 	case IdentifiedFileType::UNKNOWN_BIN:
 	case IdentifiedFileType::UNKNOWN_ELF:
 	case IdentifiedFileType::UNKNOWN_ISO:
@@ -468,9 +468,10 @@ static bool CPU_Init(FileLoader *fileLoader, IdentifiedFileType type, std::strin
 		break;
 	case IdentifiedFileType::PSP_UMD_VIDEO_ISO:
 	{
-		ERROR_LOG(Log::Loader, "PPSSPP doesn't support UMD Video.");
+		// The game list boots the XMB for these, which plays them.
+		ERROR_LOG(Log::Loader, "UMD Video can't be booted directly, only played in the XMB");
 		auto er = GetI18NCategory(I18NCat::ERRORS);
-		*errorString = er->T("PPSSPP doesn't support UMD Video.");
+		*errorString = ApplySafeSubstitutions(er->T("PSP firmware version %1 or later must be installed to play UMD video"), UMD_VIDEO_MIN_FIRMWARE);
 		return false;
 	}
 	default:
diff --git a/Core/Util/PSARUnpack.cpp b/Core/Util/PSARUnpack.cpp
index 4821bf7df8..71db0d54db 100644
--- a/Core/Util/PSARUnpack.cpp
+++ b/Core/Util/PSARUnpack.cpp
@@ -1356,11 +1356,13 @@ bool FirmwareVersionSupportsVSH(std::string_view version) {
 	return FirmwareVersionToInt(version) >= 150;
 }
 
+// Measured by booting Bourne Supremacy with auto-start on: 2.71 through 6.61 reach its disc menu.
+// 1.50, 2.00 and 2.60 crash in video_plugin or paf as soon as the disc is in the drive, and 2.50
+// says the system software (version ".") is too old for it.
+const char *const UMD_VIDEO_MIN_FIRMWARE = "2.71";
+
 bool FirmwareVersionPlaysUmdVideo(std::string_view version) {
-	// Measured by booting Bourne Supremacy with auto-start on: 2.71 through 6.61 reach its disc menu.
-	// 1.50, 2.00 and 2.60 crash in video_plugin or paf as soon as the disc is in the drive, and
-	// 2.50 says the system software (version ".") is too old for it.
-	return FirmwareVersionSupportsVSH(version) && FirmwareVersionToInt(version) >= 271;
+	return FirmwareVersionSupportsVSH(version) && FirmwareVersionToInt(version) >= FirmwareVersionToInt(UMD_VIDEO_MIN_FIRMWARE);
 }
 
 std::string BundledUpdateInfo::Describe() const {
diff --git a/Core/Util/PSARUnpack.h b/Core/Util/PSARUnpack.h
index d19bf69329..19ae34b655 100644
--- a/Core/Util/PSARUnpack.h
+++ b/Core/Util/PSARUnpack.h
@@ -187,6 +187,8 @@ bool FirmwareVersionSupportsVSH(std::string_view version);
 
 // Whether that VSH's own player plays UMD Video discs.
 bool FirmwareVersionPlaysUmdVideo(std::string_view version);
+// The oldest firmware that does.
+extern const char *const UMD_VIDEO_MIN_FIRMWARE;
 
 // Installs a firmware into the NAND directory. Two firmwares can't be merged - a file the new one
 // doesn't have would linger and still get loaded - so this replaces rather than overlays.
diff --git a/UI/GameScreen.cpp b/UI/GameScreen.cpp
index 8ab9c69deb..6176b901e1 100644
--- a/UI/GameScreen.cpp
+++ b/UI/GameScreen.cpp
@@ -43,6 +43,7 @@
 #include "Core/Util/GameDB.h"
 #include "Core/Util/RecentFiles.h"
 #include "Core/Util/PathUtil.h"
+#include "Core/Util/PSARUnpack.h"
 #include "Core/Util/VideoPlayer.h"
 #include "UI/OnScreenDisplay.h"
 #include "UI/Background.h"
@@ -369,7 +370,7 @@ void GameScreen::CreateContentViews(UI::ViewGroup *parent) {
 
 	if (info_->fileType == IdentifiedFileType::PSP_UMD_VIDEO_ISO && GetUmdVideoVSHPath().empty()) {
 		auto er = GetI18NCategory(I18NCat::ERRORS);
-		leftColumn->Add(new NoticeView(NoticeLevel::INFO, er->T("PPSSPP doesn't support UMD Video."), ""));
+		leftColumn->Add(new NoticeView(NoticeLevel::INFO, ApplySafeSubstitutions(er->T("PSP firmware version %1 or later must be installed to play UMD video"), UMD_VIDEO_MIN_FIRMWARE), ""));
 		leftColumn->Add(new Choice(di->T("More info"), ImageID("I_LINK_OUT_QUESTION"), new LinearLayoutParams(WRAP_CONTENT, WRAP_CONTENT)))->OnClick.Add([](UI::EventParams &e) {
 			System_LaunchUrl(LaunchUrlType::BROWSER_URL, "https://www.ppsspp.org/docs/reference/umd-video/");
 		});