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Will reinstalling macOS delete my apps?
2 Answers. Reinstalling macOS from the recovery menu does not erase your data. However, if there is a corruption issue, your data may be corrupted as well, its really hard to tell. Reinatalling the os alone does not erase data.
How do I reinstall macOS after deleting HD?
How to Reinstall Mac OS Using Recovery Mode
- Restart your Mac.
- As your computer is restarting, hold down the Command + R keys.
- When you are in recovery mode, click Reinstall macOS and then click continue.
- When the installer window pops up, click Continue.
Do you need to delete data when reinstalling Mac OS?
This is an optional step during the reinstall macOS process as a lot of people would like to delete the existing data on their system. If you are reselling your Mac or your system has been infected by malware, then you can consider this option as well.
Is there a way to erase and reinstall macOS?
Erase and reinstall macOS. You can restore your Mac to factory settings by erasing your Mac, then using macOS Recovery, the built-in recovery system on your Mac, to reinstall macOS. Important: Erasing the volume removes all the information from it. Before you start, back up your essential files and information to another storage device.
Is it possible to delete files on a Mac?
Otherwise, find a friend’s Mac, and follow these Apple instructions to set your Mac in ‘target disk mode’ and allow the other Mac to access your files to copy them off. Again, the corruption might make this impossible. Oh, and backup your computer! Reinatalling the os alone does not erase data.
What happens if I reinstall macOS High Sierra?
My os (macOS High Sierra) got corrupted and login screen doesn’t appear.. if I reinstall macOS from recovery menu will my previously installed software and data be deleted? And if so how can I back them up on a hard drive, the data and the software are very important to me. Reinstalling macOS from the recovery menu does not erase your data.