http://www.ghacks.net/2016/08/08/10-ways-to-free-up-hard-drive-space-on-windows/

https://www.microsoft.com/en-us/itpro/windows-10/release-information

• USB flash drive needs to be at least 8GB
• USB install is much faster than DVD install

If you already have the Windows ISO, you can use Rufus with these settings:

1. Device option
   • Select the USB flash drive you want to format
2. Format Options
   • Check create a bootable disk using
   • Select the ISO Image option
   • Browse to and select your 32-bit or 64-bit Windows 10 ISO file
   • Select Standard Windows installation

Partition scheme and target system type: MBR partition scheme for BIOS or UEFI-CSM under

  File system: NTFS
  Cluster size: Default value (4096 bytes)
  Format Options:
      Check, Quick format
      Check, Create extended label and icon files
  New volume label: Any name that suites your taste

7) Tap / Click on start and click ok on the next prompt to confirm

8) Rufus will start creating the Bootable USB Drive and it may take around 5 minutes to accomplish this task or even more.

This will also get rid of hiberfil.sys:

powercfg -h off

http://www.makeuseof.com/tag/save-disk-space-compact-os-windows-10/

http://www.intowindows.com/how-to-compress-windows-10-installation-files-folders/

Current status:

compact /compactos:query

Compress Windows 10 OS:

compact /compactos:always

Disable the Security Center to get rid of notifications like Turn on Windows Security Center service:

Steps to turn off security center manually:

1. Open service.msc
2. Stop Security Center service and set it to disabled
3. Go to C:\Windows\System32
4. Take ownership of files ActionCenter.dll and ActionCenterCPL.dll
5. Get full access for the files “ActionCenter.dll” and ActionCenterCPL.dll
6. Rename the files ActionCenter.dll and ActionCenterCPL.dll to ActionCenter.dll.bak and ActionCenterCPL.dll.bak

sc config wscsvc start= disabled
reg add "HKCU\Software\Policies\Microsoft\Windows\Explorer" /v "DisableNotificationCenter" /t REG_DWORD /d "1" /f
reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Notifications\Settings" /v "NOC_GLOBAL_SETTING_TOASTS_ENABLED" /t REG_DWORD /d "0" /f

Windows 10 won't play DVDs by default.

The simplest DVD player may be here:

https://www.codecguide.com/download_k-lite_codec_pack_standard.htm

Choose Standard or above so you get the Media Player Classic which you will use to play DVDs.

You will probably have to set Media Player Classic as the default app for DVD autoplay using Control Panel (not Settings).