# Get the keys from 2010:

reg export "HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\Place MRU" excel_place.reg /y
reg export "HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Excel\File MRU" excel_file.reg /y
reg export "HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\Place MRU" word_place.reg /y
reg export "HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\Word\File MRU" word_file.reg /y
reg export "HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\PowerPoint\Place MRU" pp_place.reg /y
reg export "HKEY_CURRENT_USER\Software\Microsoft\Office\14.0\PowerPoint\File MRU" pp_file.reg /y


# Get the name of the user Key hash from 2016

$Key="HKCU:\Software\Microsoft\Office\16.0\Word\User MRU"
$userhash=Get-ChildItem $key -Name

# Make sure there is only one key - script exits if more than one exists

$hashcount=@(Get-ChildItem $key -Name).count

if ($hashcount -gt 1)

{

"Multiple Keys Found, cannot determine which to use"

Exit

}

# Find and replace the registry path in each reg file

(Get-Content excel_place.reg | ForEach-Object {$_ -creplace "\[HKEY_CURRENT_USER\\Software\\Microsoft\\Office\\14.0\\Excel\\Place MRU\]", "[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Excel\User MRU\$userhash\Place MRU]"})| Set-Content excel_place.reg
(Get-Content excel_file.reg | ForEach-Object {$_ -creplace "\[HKEY_CURRENT_USER\\Software\\Microsoft\\Office\\14.0\\Excel\\File MRU\]", "[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Excel\User MRU\$userhash\File MRU]"})| Set-Content excel_file.reg
(Get-Content word_place.reg | ForEach-Object {$_ -creplace "\[HKEY_CURRENT_USER\\Software\\Microsoft\\Office\\14.0\\Word\\Place MRU\]", "[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Word\User MRU\$userhash\Place MRU]"})| Set-Content word_place.reg
(Get-Content word_file.reg | ForEach-Object {$_ -creplace "\[HKEY_CURRENT_USER\\Software\\Microsoft\\Office\\14.0\\Word\\File MRU\]", "[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Word\User MRU\$userhash\File MRU]"})| Set-Content word_file.reg
(Get-Content pp_place.reg | ForEach-Object {$_ -creplace "\[HKEY_CURRENT_USER\\Software\\Microsoft\\Office\\14.0\\PowerPoint\\Place MRU\]", "[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\PowerPoint\User MRU\$userhash\Place MRU]"})| Set-Content pp_place.reg
(Get-Content pp_file.reg | ForEach-Object {$_ -creplace "\[HKEY_CURRENT_USER\\Software\\Microsoft\\Office\\14.0\\PowerPoint\\File MRU\]", "[HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\PowerPoint\User MRU\$userhash\File MRU]"})| Set-Content pp_file.reg

# Merge into one file

$header = "Windows Registry Editor Version 5.00"
$header | Out-File final.reg

type excel_place.reg | find /v "Windows Registry Editor Version 5.00">>final.reg
type excel_file.reg | find /v "Windows Registry Editor Version 5.00">>final.reg
type word_place.reg | find /v "Windows Registry Editor Version 5.00">>final.reg
type word_file.reg | find /v "Windows Registry Editor Version 5.00">>final.reg
type pp_place.reg | find /v "Windows Registry Editor Version 5.00">>final.reg
type pp_file.reg | find /v "Windows Registry Editor Version 5.00">>final.reg

# Import changes into the registry

regedit /s final.reg