diff --git a/CHANGELOG.md b/CHANGELOG.md
index d8b7a9db8..3b45c0b19 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
# OpenCore Legacy Patcher changelog
## 3.0.0
+- Restore support for FileVault 2 on macOS 26
## 2.4.0
- Reduce CPU usage on main UI thread
diff --git a/opencore_legacy_patcher/constants.py b/opencore_legacy_patcher/constants.py
index 0a8e62f52..d9e69990c 100644
--- a/opencore_legacy_patcher/constants.py
+++ b/opencore_legacy_patcher/constants.py
@@ -322,6 +322,10 @@ class Constants:
return self.payload_path / Path("ACPI/SSDT-DGPU.aml")
# Drivers
+ @property
+ def sequoia_apfs_driver_path(self):
+ return self.payload_path / Path("Drivers/apfs_aligned.efi")
+
@property
def nvme_driver_path(self):
return self.payload_path / Path("Drivers/NvmExpressDxe.efi")
diff --git a/opencore_legacy_patcher/efi_builder/firmware.py b/opencore_legacy_patcher/efi_builder/firmware.py
index c59e6686a..c247a6cd5 100644
--- a/opencore_legacy_patcher/efi_builder/firmware.py
+++ b/opencore_legacy_patcher/efi_builder/firmware.py
@@ -216,6 +216,14 @@ class BuildFirmware:
if not "CPU Generation" in smbios_data.smbios_dictionary[self.model]:
return
+ # APFS check
+ # The macOS 26 APFS EFI driver's FileVault 2 implementation is broken, and
+ # must be replaced with the macOS 15 APFS EFI driver.
+ logging.info("- Enabling macOS 26 FileVault 2 support")
+ self.config["UEFI"]["APFS"]["EnableJumpstart"] = False
+ shutil.copy(self.constants.sequoia_apfs_driver_path, self.constants.drivers_path)
+ support.BuildSupport(self.model, self.constants, self.config).get_efi_binary_by_path("apfs_aligned.efi", "UEFI", "Drivers")["Enabled"] = True
+
# Exfat check
if smbios_data.smbios_dictionary[self.model]["CPU Generation"] < cpu_data.CPUGen.sandy_bridge.value:
# Sandy Bridge and newer Macs natively support ExFat
diff --git a/payloads/Config/config.plist b/payloads/Config/config.plist
index 7d1498f43..f548fb11d 100644
--- a/payloads/Config/config.plist
+++ b/payloads/Config/config.plist
@@ -2936,6 +2936,18 @@
LoadEarly
+
+ Comment
+
+ Path
+ apfs_aligned.efi
+ Enabled
+
+ Arguments
+
+ LoadEarly
+
+
Comment
diff --git a/payloads/Drivers/apfs_aligned.efi b/payloads/Drivers/apfs_aligned.efi
new file mode 100644
index 000000000..0821fa7fd
Binary files /dev/null and b/payloads/Drivers/apfs_aligned.efi differ