The root issue is the fact you used a cloning app to image your old drives data onto your new drive. You need to use [https://support.apple.com/en-us/HT204350|Migration Assistant]. Cloning is no longer workable with anything Newer than macOS Sierra and even then I find it often messes things up. Stick with Migration Assistant!
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The root issue is the fact you used a cloning app to image your old drives data onto your new drive. You need to use [link|https://support.apple.com/en-us/HT204350|Migration Assistant]. Cloning is no longer workable with anything newer than macOS Sierra and even then I find it often messes things up. Stick with Migration Assistant!
You also need to use APFS with macOS Mojave or newer for the boot drive. So once you setup the drive and then install (macOS Catalina in this case) you also need to setup the Boot Disk using the Startup Manager using the startup command ***Option (⌥)*** and you’ll likely need to also set the Startup Disk setting in your Preferences.
The root issue is the fact you used a cloning app to image your old drives data onto your new drive. You need to use [https://support.apple.com/en-us/HT204350|Migration Assistant]. Cloning is no longer workable with anything Newer than macOS Sierra and even then I find it often messes things up. Stick with Migration Assistant!
You also need to use APFS with macOS Mojave or newer for the boot drive. So once you setup the drive and then install (macOS Catalina in this case) you also need to setup the Boot Disk using the Startup Manager using the startup command ***Option (⌥)*** and you’ll likely need to also set the Startup Disk setting in your Preferences.
Reference: [https://support.apple.com/en-us/HT201255|Mac startup key combinations]