Disable Internet Explorer home page changing

Method 1:

• run regedit
• open key HKEY_CURRENT_USER\Software\Policies\Microsoft\Internet Explorer\Control Panel
• set HomePage to 0:Enabled or 1: Disabled

Method 2:

• run gpedit.msc
• go to User Configuration\Administrative Templates\Windows Components\Internet Explorer
• Double-click on Disable changing home page settings
• select Enabled

CD/DVD drive letter missing

Method 1:
(Tested on Windows 8)

• rum cmd as administrator
• type reg.exe add "HKLM\System\CurrentControlSet\Services\atapi\Controller0" /f /v EnumDevice1 /t REG_DWORD /d 0x00000001
• reboot