Looking for logging into the Installing 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 Installing site. After that you can login as usual with your login credentials.
https://instaling.pl/teacher.php?page=login
https://www.loginvsi.com/documentation/index.php?title=Launcher_installation
https://www.loginvsi.com/documents/documentation/Login-VSI-Installation-Guide.pdf
https://www.loginvsi.com/documentation/index.php?title=Installation_Step_1
https://www.loginvsi.com/documentation/index.php?title=Login_PI_Installation
http://enterprise.arcgis.com/en/server/latest/install/windows/log-in-to-manager.htm
https://docs.newrelic.com/docs/accounts/install-new-relic/partner-based-installation/log-install-new-relic-partners
https://developer.amazon.com/docs/login-with-amazon/install-sdk-android.html
https://help.pendo.io/resources/support-library/installation/install-on-login-page.html
https://devcenter.heroku.com/articles/heroku-cli
https://help.dreamhost.com/hc/en-us/articles/215525277-How-to-install-WordPress-using-the-One-Click-Installer
https://www.netiq.com/documentation/edirectory-9/edir_admin/data/a53vifw.html
https://www.ibm.com/support/knowledgecenter/SSKTMJ_10.0.0/admin/inst_enablingnotesclientsingleloginduringinstallorupgr_t.html