Solved breaking down the complex .reg file into smaller .reg files

REM ********************************************************************************
REM * Desktop icon spacing adjustment                                              *
REM *                                                                              *
REM * Default icon spacing settings:                                               *
REM *                                                                              *
REM * -1125 for "IconSpacing" and the same for IconVerticalSpacing". Set these to  *
REM * -15 * spacing between icons in pixels. The entries below will set            *
REM * "IconSpacing" to -1500, and "IconVerticalSpacing" to -1200. After setting,   *
REM * either logoff/logon or reboot, then, right-click the desktop, choose "View", *
REM * unceck "Align icons to grid", and then recheck it. The new settings should   *
REM * now be in effect.                                                            *
REM *                                                                              *
REM * The lines to return the settings to defaults are also included below but are *
REM * disabled.                                                                    *
REM *                                                                              *
REM * There is no setting in the GUI to alter these settings.                      *
REM ********************************************************************************

REM Set values to increase horizontal and vertical spacing a little bit.

REG ADD "HKEY_CURRENT_USER\Control Panel\Desktop\WindowMetrics" /v "IconSpacing" /t REG_SZ /d "-1500" /f > NUL
REG ADD "HKEY_CURRENT_USER\Control Panel\Desktop\WindowMetrics" /v "IconVerticalSpacing" /t REG_SZ /d "-1200" /f > NUL


REM Set values back to defaults. Currently this is commented out.

REM REG ADD "HKEY_CURRENT_USER\Control Panel\Desktop\WindowMetrics" /v "IconSpacing" /t REG_SZ /d "-1125" /f > NUL
REM REG ADD "HKEY_CURRENT_USER\Control Panel\Desktop\WindowMetrics" /v "IconVerticalSpacing" /t REG_SZ /d "-1125" /f > NUL

REM      ################################
REM      # End Personalization Settings #
REM      ################################

Windows Registry Editor Version 5.00

;  Disable short file name creation
;
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\FileSystem]
"NtfsDisable8dot3NameCreation"=dword:00000001
;;

;  Turn off Content Delivery Manager, and prevent OOBE Updates
;
[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\CloudContent]
"DisableCloudOptimizedContent"=dword:00000001
;;

;  Default folder view
;
 [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Shell\Bags\AllFolders\Shell\{885A186E-A440-4ADA-812B-DB871B942259}]
 "Mode"=dword:00000004
 "GroupView"=dword:00000000
;;