Looking for logging into the Linux Bootloader Delay 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 Linux Bootloader Delay site. After that you can login as usual with your login credentials.
https://www.linuxquestions.org/questions/slackware-14/grub-slow-boot-854866/
https://ubuntuforums.org/showthread.php?t=2310219
https://askubuntu.com/questions/1096759/ubuntu-18-04-slow-boot-delay-before-loading-grub
https://unix.stackexchange.com/questions/43162/why-is-grub-2-booting-so-slowly
https://bugs.launchpad.net/bugs/480159
https://bugs.launchpad.net/bugs/247960
https://bugzilla.redhat.com/show_bug.cgi?id=822123
https://forums.linuxmint.com/viewtopic.php?t=283496
https://www.thomas-krenn.com/de/wiki/GRUB_Bootloader_bootet_nicht_von_LVM_Volume
https://www.youtube.com/watch?v=T3j4xmbqO7o
https://forums.opensuse.org/showthread.php/437359-Slow-GRUB
https://wiki.ubuntuusers.de/GRUB_2/Konfiguration/
https://www.tecmint.com/find-and-fix-linux-boot-issues/