diff --git a/scripts/borrowed/acpi.py b/scripts/wk/borrowed/acpi.py
similarity index 100%
rename from scripts/borrowed/acpi.py
rename to scripts/wk/borrowed/acpi.py
diff --git a/scripts/borrowed/knownpaths-LICENSE.txt b/scripts/wk/borrowed/knownpaths-LICENSE.txt
similarity index 100%
rename from scripts/borrowed/knownpaths-LICENSE.txt
rename to scripts/wk/borrowed/knownpaths-LICENSE.txt
diff --git a/scripts/borrowed/knownpaths.py b/scripts/wk/borrowed/knownpaths.py
similarity index 100%
rename from scripts/borrowed/knownpaths.py
rename to scripts/wk/borrowed/knownpaths.py
diff --git a/scripts/wk/os/win.py b/scripts/wk/os/win.py
index cd6dfe7c..8e00ec1a 100644
--- a/scripts/wk/os/win.py
+++ b/scripts/wk/os/win.py
@@ -8,17 +8,54 @@ import re
 import time
 
 from wk import cfg
+from wk.borrowed import acpi
 from wk.exe import run_program
 from wk.io import non_clobber_path
-from wk.std import GenericError, GenericWarning
+from wk.std import GenericError, GenericWarning, sleep
 
 
 # STATIC VARIABLES
 LOG = logging.getLogger(__name__)
 REG_MSISERVER = r'HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot\Network\MSIServer'
+SLMGR = pathlib.Path(f'{os.environ("SYSTEMROOT")}/System32/slmgr.vbs')
 
 
 # Functions
+def activate_with_bios():
+  """Attempt to activate Windows with a key stored in the BIOS."""
+  # Code borrowed from https://github.com/aeruder/get_win8key
+  #####################################################
+  #script to query windows 8.x OEM key from PC firmware
+  #ACPI -> table MSDM -> raw content -> byte offset 56 to end
+  #ck, 03-Jan-2014 (christian@korneck.de)
+  #####################################################
+  bios_key = None
+  table = b"MSDM"
+  if acpi.FindAcpiTable(table) is True:
+    rawtable = acpi.GetAcpiTable(table)
+    #http://msdn.microsoft.com/library/windows/hardware/hh673514
+    #byte offset 36 from beginning
+    #   = Microsoft 'software licensing data structure'
+    #   / 36 + 20 bytes offset from beginning = Win Key
+    bios_key = rawtable[56:len(rawtable)].decode("utf-8")
+  if not bios_key:
+    raise GenericError('BIOS key not found.')
+
+  # Install Key
+  cmd = ['cscript', '//nologo', SLMGR, '/ipk', bios_key]
+  run_program(cmd, check=False)
+  sleep(5)
+
+  # Attempt activation
+  cmd = ['cscript', '//nologo', SLMGR, '/ato']
+  run_program(cmd, check=False)
+  sleep(5)
+
+  # Check status
+  if not windows_is_activated():
+    raise GenericError('Activation Failed')
+
+
 def disable_safemode():
   """Edit BCD to remove safeboot value."""
   cmd = ['bcdedit', '/deletevalue', '{default}', 'safeboot']
@@ -49,6 +86,16 @@ def enable_safemode_msi():
   run_program(cmd)
 
 
+def get_activation_string():
+  """Get activation status, returns str."""
+  cmd = ['cscript', '//nologo', SLMGR, '/xpr']
+  result = run_program(cmd, check=False)
+  act_str = result.stdout
+  act_str = act_str.splitlines()[1]
+  act_str = act_str.strip()
+  return act_str
+
+
 def run_sfc_scan():
   """Run SFC and save results."""
   cmd = ['sfc', '/scannow']
@@ -85,5 +132,15 @@ def run_sfc_scan():
     raise GenericError
 
 
+def windows_is_activated():
+  """Check if Windows is activated via slmgr.vbs and return bool."""
+  cmd = ['cscript', '//nologo', SLMGR, '/xpr']
+  result = run_program(cmd, check=False)
+  act_str = result.stdout
+
+  # Check result.
+  return bool(act_str and 'permanent' in act_str)
+
+
 if __name__ == '__main__':
   print("This file is not meant to be called directly.")