How to restore Mac Normal boot (Login before booting up to macOS)
48107
Login Screen Before OS Loads?
132442
How to install Ubuntu as the single OS on a MacBook?
128270
Can't start Mac in recovery mode - only get folder with question mark instead
143913
MacBook Pro stuck in gray screen when booting
5056
how can I remove the clear screen before login
134817
How do I set Ubuntu to my default boot?
108561
Lost access to admin user account in my mac book pro
48825
How to recover from a forgotten password for MacBook Pro?
9128
How do I set Windows to boot as the default in the boot loader?
85706
How to set my default shell on Mac?
151780
MacBook Pro locked with Find My Mac and won't let me boot
4227
How do I login as root?
62503
New Macbook Pro - remove "high sierra", install "sierra"
121136
How to fix "macOS needs to repair your library to run applications" after High Sierra upgrade?
152692
Ubuntu booting in mac
150246
Unable to boot into Mac OSX after updating dual-boot Ubuntu, Partition Type FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF
105082
How do I boot into a root shell?