Migration of issues

Likely, but what makes you think you have Malware?

I'd run this on the older one & let us see the report...

We need to see what all is running, a report from this will not display any personal info...

EtreCheck is a FREE simple little diagnostic tool to display the important details of your system configuration and allow you to copy that information to the Clipboard. It is meant to be used with Apple Support Communities to help people help you with your Mac. It will not display any personal info.

https://www.etrecheck.com/

Pastebin is a good place to paste the whole report if you capture the URL while there…

Workable but harder for me to work with...the Note tool on the bottom of this editor's toolbar, as shown in the image, to copy and paste the output from EtreCheck. In a Reply before you click post, look for this to add longer texts...

William jfromsc Said:

"Migration of issues: Will virus/malware or other such issues migrate from old Mac to new Mac."

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Keep Security Software Off of your Mac.

It just gets in the way, and is sometimes un-installable. If you need to update sometimes, then its Firewall Settings or VPN may just get in the way.

But...

Scan with Malwarebytes for Mac:

Start with running a scan for malware, using Malwarebytes for Mac and remove what is found. Perhaps something is installed? Remove what is found from the quarantine. Malware is short for: Malicious Software, which makes you computer act in a mislead manor. This is software that was first developed by longtime users of these forums, making it the only reliable Security Software for a Mac.

Downloads:

1. Malwarebytes Anti-Malware for Mac
2. Malwarebytes Uninstaller

How to use etrecheck…

Using EtreCheck - Apple Community

Using EtreCheck - Apple Community

Using EtreCheck - Apple Community

Use the Note tool on the bottom of this editor's toolbar, as shown in the image, to copy and paste the output from EtreCheck. In a Reply before you click post, look for this to add longer texts...

No, not if it's truly a HW failure.

I'd have to see the report to guess on migration problems.