还是直接双击一下注册表文件比较方便。把一下代码复制到一个文本文档里，把文件名改为“software prtection服务.reg”，双击这个.reg文件，即可修复software prtection服务的注册表。(或者通过百度网盘下载：http://pan.baidu.com/s/1sjQLwKX)
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\sppsvc]
“StartProtected”=dword:00000001
“DisplayName”=”@%SystemRoot%\\system32\\sppsvc.exe,-101”
“ErrorControl”=dword:00000001
“ImagePath”=hex(2):25,00,53,00,79,00,73,00,74,00,65,00,6d,00,52,00,6f,00,6f,00,\
74,00,25,00,5c,00,73,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,5c,00,73,\
00,70,00,70,00,73,00,76,00,63,00,2e,00,65,00,78,00,65,00,00,00
“Start”=dword:00000002
“Type”=dword:00000010
“Description”=”@%SystemRoot%\\system32\\sppsvc.exe,-100”
“DependOnService”