iMac restarting unwanted - need translation of etrecheck

Hi,

Some time ago I bought a second hand iMac.

I upgraded it because it had a faulty HD, and whilst at is, max-ed the ram.

This iMac is the working horse at my company for operational work.

it is a

iMac (Retina 4K, 21.5-inch, 2019)


all software is up to date


I leave my Macs always on, in sleep mode.

For some time now I notice when we come in the Mac has rebooted often with some notices that something went or was wrong.

I ran an Etrecheck, but this is mostly not my thing, so I ask help here.

the file is included


Earlier Mac models

Posted on May 17, 2025 05:32 PM

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5 replies

May 17, 2025 05:44 PM in response to Jo!

Completely remove:


Bitwarden

Little Snitch, and it's endpoint junk

Amphetamine


The first two do nothing useful. The same as any other AV software. They eat up system resources, slow everything down, and do nothing worth 1 cent of that wasted power.


You don't need a separate app to keep the Mac from going to sleep. Go to settings. Set power saver to never. Turn the screen saver off. Now the Mac will just stay on.

May 17, 2025 06:37 PM in response to Jo!

Jo! wrote:

Hi,
Some time ago I bought a second hand iMac.
I upgraded it because it had a faulty HD, and whilst at is, max-ed the ram.

My money is on the RAM you installed.

Remove it and re-install the original RAM.


Macs are notoriously picky about RAM. There are only a few sources of RAM that can be relied on for Macs. Where, exactly, did you get the RAM you installed?

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iMac restarting unwanted - need translation of etrecheck

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