Why do I have two volumes on my Mac?

Why do I have two volumes on my Mac?

MacOS now splits the operating system and data files into two volumes, but they should never appear on the desktop. Apple took system protection to the next level in macOS 10.15 Catalina by splitting your normal boot volume into two pieces. The new main volume is read only and contains only operating system files.

What happens if I erase Macintosh HD data?

Erasing your Mac permanently deletes its files. If you want to restore your Mac to factory settings, such as to prepare it for a new owner, first learn what to do before you sell, give away, or trade in your Mac.

Why do I have Macintosh HD data data?

This usually happens when a user selects the incorrect volume when reinstalling Catalina or installing Big Sur. Normally when presented with multiple volumes for reinstalling Catalina or upgrading to Big Sur you should choose the “Macintosh HD” volume and not a ” – Data” volume.

What does Macintosh HD mean?

internal hard drive
Macintosh HD has long been the default name for the internal hard drive or solid-state drive on Mac models.

How do I reinstall Macintosh HD data?

How to Reinstall Mac OS Using Recovery Mode

1. Restart your Mac.
2. As your computer is restarting, hold down the Command + R keys.
3. When you are in recovery mode, click Reinstall macOS and then click continue.
4. When the installer window pops up, click Continue.

What is the Macintosh HD icon?

Macintosh HD is categorized under ‘Hard disks’ so if you leave it checked, then Macintosh HD (or whatever you have named your hard drive) will remain visible. Each drive will have a unique icon visible on the desktop. Icons for volumes will represent what the actual media or volume is.

Why is my Macintosh HD unmounted?

When you boot to Recovery, a very limited OS is booted from the Recovery_HD partition. At that point, your Macintosh_HD is NOT mounted. So in Recovery, that display, showing the Macintosh_HD as unmounted is correct. But it is not a problem, you are not trying to run MacOS from it.

How to remove Machintosh HD data from Mac?

Using macOS Catalina 10.15.4 At boot, I pressed Cmd+R to enter recovery. I then used the disk utils to erase the “Machintosh HD – Data” partition. I then went over to reinstall the OS and when prompted to choose between “Machintosh HD” and “Macintosh HD – Data”, I chose “Macintosh HD”.

What is Macintosh HD-data-data?

For security reasons macOS Catalina splits the logical boot volume, in your case “Macintosh HD” into two physical volumes, one for all the system files and another for the use data which has ” – Data” put on the end of the name. You’ve erased half the logical volume, you should have erased either the whole disk or the whole container.

Why do I have two HD Hard drives on my Mac?

Looks like no one’s replied in a while. To start the conversation again, simply ask a new question. After installing Catalina a second time, it put a second Mac HD data partition. Then when trying to use Time Machine, it failed. Because there are two drives with the same name HD data. How do I rename the drive or delete the Drive.

Do you have to erase HD data in recovery?

In any case always have a working Back up available in case things are not fine. Each time you put a copy of Catalina on it installs another HD Data and may double your other data creating multiple Volumes with the container. you must erase each HD Data drive in recovery (world spins) then erase the top layer (your physical drive).