Unable to Format External Hard Drives: “User Lacks Proper Privileges”

Hello,

I’ve encountered a frustrating issue with my MacBook Pro that I haven’t faced before: I’m unable to format external hard drives unless I use the terminal. The error message I receive states, “The calling process or user lacks the proper privileges to perform this operation.”

Here are the details of my setup:

– Hardware: MacBook Pro 14″ M1
– macOS version: Sequoia 15.3.2
– Admin user: There is only one admin user on the system. This problem occurs with multiple external hard drives, whether they are single drives or RAID setups, and it persists regardless of whether I use a hub or not.

When I attempt a secure erase, the process starts but then aborts after a short while, leaving me with the same error message attached to the specific enclosure. Additionally, running ‘First Aid’ in Disk Utility does not resolve any issues.

Importantly, none of the drives in question have a password set that could be causing these problems. While I can format the disk using the terminal, I am unsure how to execute a secure erase through that method.

It is frustrating that this issue is happening at all, especially when it should work without complication. I plan to restart my MacBook Pro and try the formatting process again to see if it resolves the problem.

If anyone has suggestions or solutions, they would be greatly appreciated. Thank you for your help,

Magnus

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