Why My MacBook Pro Partially Loads on Reboot Then Shuts Off?

“Hi, please help me!! From last two days, my MacBook Pro partially loads on reboot then shuts off. I am not understanding the reason behind this problem. I am actually worried about the data which resides on this MacBook Pro. Please anybody help me with suitable solution.”

Causes of Mac startup issue can be related to the power supply, hard drive, battery, logic board, OS corruption or a problem with a user account. Macs are reliable machines, but like many other system, even these can leave us with number of problems.

While resolving this issue, there are chances of data loss. So it is suggested to recover data safely from the affected MacBook Pro drive first before performing any fixes. Follow the below method to retrieve data from Mac machine, after that you can fix the reboot problem.

The suggested tool to regain data from MacBook Pro is Remo Recover (Mac). It has ability to regain lost, deleted, formatted data from Mac machine. It is considered as the reliable and secured tool as this will not modify the original content of the file during recovery process. You can make use of this tool to recover data from internal hard drive, external hard drive, pen drive, memory card etc. The recovery procedure is simple, just follow the below given steps and perform Mac hard drive recovery safely.

How to Recover and Repair MacBook Pro After Incomplete Reboot and Shutdown?

• Recover Files From MacBook Pro After Incomplete Reboot And Shutdown
• Reboot Mac On Safe Mode
• Fix MacBook Shut Down On Startup Problem By Running Disk Utility
• Reset NVRAM On Mac

How to recover files from MacBook Pro after incomplete reboot and shutdown

Download and install Remo Recover (Mac) software on your MacBook Pro or if you are unable to access your machine then connect it to another system and download the software on it

• From the main screen click on Recover Volumes/ Drives and choose Volume recovery option.
• The software provides a list of drives, select the drive from which the data has to be recovered and click on Next
• Now, choose Standard Scan and click on Next
• Choose the type of file you want to recover and click on Next to start the recovery process
• After completion of the recovery process, you will be shown the list of all the recovered data. You can click on Preview button and validate the recovered data.
• Finally, browse the destination location where you want to Save the Recovered files.
• Once the data has been safely recovered, we can fix the affected MacBook Pro. So here we have few suggestions and methods to fix this issue.

Once the data has been safely recovered, we can fix the affected MacBook Pro. So here we have few suggestions and methods to fix this issue.

Method 1: Reboot Mac on Safe Mode

There are chances that, due to some attached peripherals this problem is occurring. So unplug any external peripherals such as printers, disk drives, pen drives etc. and restart your system

Method 2: Fix MacBook shut down on startup problem by running Disk utility

• First boot into your MacBook Pro’s Recovery mode by holding down Command key + R key as it starts up
• Then you will receive a Mac OS X utility menu, from that select Disk Utility
• From the left hand side of Disk Utility window, choose the internal disk’s boot partition (called Macintosh HD)
• Then on the right-hand side, click the Verify Disk button if it not greyed out; if it is grayed out or if it reports that it found errors then hit Repair Disk button
• Once the Verification or repair process is completed, exit the Disk Utility and hit Restart from the Apple menu to restart into normal mode

Method 3: Reset NVRAM on Mac

The NVRAM is a memory that stores settings such as system volume, display information and choosing the disk for booting the operating system. Resting the NVRAM could fix the shutting down problem.

• Firstly, shut down the computer
• Power on Mac, press and hold Command+Option+P+R keys immediately until the Mac logo appears and release the keys
• This will reset all settings and help you restart Mac normally
• After Mac is restarted, navigate to System Preferences and change any settings that were reset.

Conclusion

Hope the above methods helped you to resolve MacBook Pro reboot problem. So in future to avoid data loss problem, make sure to maintain a backup of all the important files. However, in case you lose data, you can alway rely on Remo Recover (Mac) tool. Even when your Mac partition goes missing, gets deleted or becomes inaccessible in this repairing process, this tool will come in handy. It restores all the damaged partitions such as APFS, HFS, HFS+, and exFAT. The software is compatible with all the versions of macOS including the latest macOS Big Sur. Since, the interface is simple and easy-to-use, all sorts of users can use the tool easily to recover data when MacBook Pro doesn’t load completely or reboots itself or shuts down suddenly.