怎样将IE首页和主页设为空白?Internet选项里无法设置.

IE选项被禁止了？中了病毒？？建议找个IE修复软件修复再设置。
要改的话可以导注册表，注册表内容如下。把它另存为IE.REG 然后合并即可

REGEDIT4

[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer\Main]
"Default_Page_URL"="about:blank"
"Default_Search_URL"="about:blank"
"Search Page"="about:blank"
"Local Page"="about:blank"
"Start Page"="about:blank"
"CompanyName"="Microsoft Internet Explorer"
"Window Title"="Microsoft Internet Explorer"

[HKEY_USERS\.DEFAULT\Software\Microsoft\Internet Explorer\Main]
"Local Page"="about:blank"
"Start Page"="about:blank"
"Window Title"="Microsoft Internet Explorer"

[HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main]
"Local Page"="about