Looking for logging into the Windows 7 Aperture Science Screen site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Windows 7 Aperture Science Screen site. After that you can login as usual with your login credentials.
https://www.deviantart.com/springsts/art/Aperture-Science-theme-261874748
https://www.deviantart.com/medi-dadu/art/Win-Boot-Screen-16-9-289237825
https://steamcommunity.com/app/620/discussions/0/810924133973725180/
https://www.reddit.com/r/Portal/comments/936wpx/aperture_science_theme_for_windows_7/
http://heckerarchitects.com/16/aperture-science-login-screen-windows-7
https://half-life.fandom.com/wiki/ApertureScience.com
https://www.wincustomize.com/explore/bootskins_xp/9556
https://imgur.com/gallery/Uwxsn/comment/433486221
https://developer.valvesoftware.com/wiki/User_talk:AndrewNeo/Analyzing_ApertureScience.com
http://www.atrixforums.com/forum/motorola-atrix-themes/2147-apature-science-bootscreen.html
http://mc7.co/software/portal/
https://www.funnydog.tv/video/portal-themed-windows-7-startup/UqxRmWlvWNs
http://www.techanger.com/change-windows-7-boot-screen/