router login for r7000 can't login page is blocked

What page is blocked? 

Have you tried other browsers/pc's? 

Are you connecting wired? wireless? 

 

There's a support site with access to manuals, firmware, install guides, etc.
Go to https://www.netgear.com/support/
Type in your model number and from there it'll take you to the above.
Its a great resource to start with.