Forced update from 10.8.5 to OS X & High Sierra

bergie69 Said:

"Forced update from 10.8.5 to OS X & High Sierra: while migrating from old Mac to new Mac...the display says looking for other computers on Old and Looking for other sources on new. on the new the Icon for toehold computer is visible..just not connecting....both are on the same network"

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Migrate Using Time Machine Backup:

Using an external hard drive of at least 1.5 times storage, Back Up this Failing Mac with Time Machine. Then, migrate it all that way to the new Mac. That lets you migrate it without having it find it over the network.

bergie69 Said:

"Forced update from 10.8.5 to OS X & High Sierra: Have a 2013. Mac book Air that may have a damaged HardDrive & is not running well. Need to get it operational prior to transfer Hard drive to new Mac Book Air. Was told needed to forced update but not sure how to accomplish this Goal is to move Hard Drive Innfo from old computer to new Mac Book air"

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Reinstall the macOS Anew:

1. Use Migration Assistant to move Apps and Files over to your new Mac.
2. On this Mac itself that is having Hard Drive issues, then, once migrated, perform the following...

I. If it applies: Back up your Mac with Time Machine - Apple Support

Then...

II. Reinstall the macOS Anew:

1. Boot: into Recovery Mode.
2. Open: Disk Utilities
3. Delete: the partition
4. Reinstall: the macOS

Once Installed Anew...

III. Reinstall All the Software:

1. Use Migration Assistant to move Apps a Files back in.
2. Ask developers for new software keys - but contact the developers only --- none other --- or you may end up with malware and spyware installed.

You are welcome. Please reply back, letting us know how it all works out.