Blue screen on Mac error can occur on all of its versions. if you are getting the blue screen on the mac, troubleshooting is required at the earliest. As a first thing to resolve Blue screen on Mac is that to disconnect all the peripherals like mouse, printer, ups and all concerned and restart the computer. If the issue still persists and your Mac can't boot up then its time to go a little bit deeper. Your second option for solving Blue screen on Mac will be the safe booting. Safe booting verifies your hard disk in the process. You may start up your system pressing down the shift key until the apple logo passes. After doing this, if your computer boots up safely, move further and restart the computer again. Yet, you are not able to get normal boot up as a solution to Blue screen on Mac then hard drive be the next thing to be looked for. You should press command+R along with booting the system. Opt for Disk utility option,select the hard drive and click verify. Wait for disk utility to finish running. However,all this requires technical skills which is lacking in novice users. It is better to use Mac data recovery tool to recover lost data in case of Blue Screen on Mac Error.