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How do I restore my MacBook from a Time Machine backup?

I sent my iMac into Apple for service and was rather distressed to get it back with the OS reinstalled and everything else wiped clean! I said "restore from Time Machine", but it never saw my Apple Time Capsule. What's the trick, Dave?


Dave's Answer:

First off, you bring up an excellent point, a reminder that everyone reading this should take to heart: always do a full backup before you take your computer in for any service work. I have had my hard disk wiped and rebuilt almost every time I have ever sent my Apple computer in for service, even when all they were doing was something like fixing a keyboard problem. Your best bet is to always assume that you will have your hard disk cleaned and be surprised if it isn't.

I was glad to see your query because when I recently sent in my MacBook Air for service (it needed a new heat sink to stp overheating and slowing down) I again had the hard disk completely reformatted and the latest version of Mac OS X installed on the drive. The good news? I already have a 500GB Time Capsule and religiously use Time Machine to have solid and reliable backups.

Of course, you never really know if your backups work until try to restore from them, so it was providential that your question arrived just as my MacBook Air returned from Apple service. I set up my camera and tried to capture all the screen shots as I went along, including some amusing sequences.

Here's what you see first, of course, when you power up your post-service Mac, because it's a brand new install and acts like a newly purchased computer:

Mac OS X: Apple Time Capsule: Restore

As you can see, the key selection here is that you want to restore your account and disk information "from a Time Machine backup". Choose that and click "Continue". Now you'll see something that's a bit disturbing:

Mac OS X: Apple Time Capsule: Restore 2

Where, you might wonder with some panic, is your backup volume? Where's that Time Capsule gizmo that is still plugged in and still running? It's hiding! You need to click on the "Join..." button on the lower left (not shown in the above). Once you do, there's another moment of anxiety waiting for you:

Mac OS X: Apple Time Capsule: Restore 3

You need to remember the name of your wireless network? Not so fast. At this point you actually can just click on "Show Networks" and, poof:

Mac OS X: Apple Time Capsule: Restore 4

You can see my neighbors networks and my own, Aerie. Since Aerie is a protected network (and yours should be too, by the way), when I click on it, I am prompted for a network password:

Mac OS X: Apple Time Capsule: Restore 5

Enter the password correct, click "Join", and now you're on your wireless network, the one that hopefully has the Time Capsule accessible:

Mac OS X: Apple Time Capsule: Restore 6

Not sure if you can read it here, but my Time Capsule is called "Time Tunnel" (yes, after the goofy TV show of the same name) and you can also see that the system recognizes that a login and password are needed to successfully connect to the device.

To continue from this point, I click on the "Continue" button (not shown) and:

Mac OS X: Apple Time Capsule: Restore 7

Time to enter a valid login and password pair to gain access to the Time Capsule. Hopefully you remember what you used when you set your own up!

Once you enter appropriate credentials, you'll see the Mac spend some time digging around in the Time Capsule system (actually the Time Machine backup on the Time Capsule device, if you want to be pedantic):

Mac OS X: Apple Time Capsule: Restore 9

I actually have more than one computer backing up to the Time Capsule, so when it first connects, it actually randomly picks the wrong device, my MacBook Pro. As you can see, it finds four categories of backups:

Mac OS X: Apple Time Capsule: Restore 10

More importantly, notice the "Calculating" entries where the aggregate file size will be shown. That'll come back and haunt us in just a moment, but for now, I need to change the pop-up menu to pick my MacBook Air backup. The Air is called "Lighter than Air", as you can see:

Mac OS X: Apple Time Capsule: Restore 11

To proceed to the next step you must wait until it calculates all file sizes at this point. In practice, with my multi-gig backup, this process took over 30 minutes. Thirty long, tedious, wasted minutes. I realize that the point is to avoid you ending up restoring more data than you have space for, but surely there's some sort of indexing system that could be used in a Time Machine backup that would let you avoid this sort of tedious waste of time?

Anyway, finally, after muuuucccchhhh time passed, I saw this:

Mac OS X: Apple Time Capsule: Restore 12

Now, finally, I could click on the "Continue" button, and then promptly see:

Mac OS X: Apple Time Capsule: Restore 13

Nice, happy, cheery Macs. A few basic elements transfer, then we get into the nitty gritty of the process, transferring all the different categories of files and data in the archive. First thing that I see is:

Mac OS X: Apple Time Capsule: Restore 14

Not too bad, less than two hours left. Except, it's not. Quite a while later, I see:

Mac OS X: Apple Time Capsule: Restore 16

and:

Mac OS X: Apple Time Capsule: Restore 17

Now watch what happens here carefully. The Applications transfer mysteriously slows down and though I've actually progressed, my time estimate goes far back:

Mac OS X: Apple Time Capsule: Restore 18

Weird, eh?

Anyway, about seven hours after I started my "two hour" restore, it was done and it's time, finally, for the screen you want to see:

Mac OS X: Apple Time Capsule: Restore 19

It's a new computer, right? So you get to answer a bit more:

Mac OS X: Apple Time Capsule: Restore 20

And, finally, after a remarkably long period of time, the computer restarts and when it's done, I see my two default accounts ready for login:

Mac OS X: Apple Time Capsule: Restore 21

When I do log in, I'm delighted to find all my files, folders, preferences, iTunes library, photos, and everything else configured and set up just as it was before. Turns out that the Time Machine backups do work!

I hope that this long walk-through is helpful to you.



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Comments

Amazing. I never needed to use my Time Machine backup, but I was always trying to figure how it works. I had doubt about Applications folder - I can see it works and well! Thanks for the walkthrough.

Posted by: Alexander Abuabara at August 14, 2008 9:27 AM

Hi Dave,

Firstly, thanks for a great resource. I have to admit that I have found your articles very helpful in the past - please keep it up!

I have one question on your article about restoring a MacBook from a Time Machine back-up. The install CD that came with the Mac contains a version of the system that doesn't support Time Machine! So, how can I 'restore' my Mac? I don't get the option to restore from a Time Machine back-up (as in your article).

At the moment, I can only assume that I have to re-install the system on the CD and download GBs of updates to get the system back to a version that can 'see' the Time Machine drive and restore the system as per your breakdown.

I couldn't nominate the TM drive as the start-up disk either and I can't see any other way of restoring the machine - unless you know differently???

Posted by: Nick Thomas at December 1, 2008 8:29 AM

Can an update to my system from Apple, cause my CD ROm or optical thing stop working and just spit out the cd right after
i put it in?

Posted by: Mike at December 29, 2008 12:26 AM

My question which remains unanswered (though I'm still searching) is how to restore from another computer. My two MacBooks backup wirelessly to a dedicated HD on my MacPro. So there are three backups, but the wireless ones are sparsebundles. At the point of transferring information, it only recognizes the MacPro's backup. When I try to copy the opened sparesebundle to a third drive, I get an error. Any ideas?

Posted by: Steve Virata at January 6, 2009 11:24 AM

Thanks for a great article. I am trying to restore my MacBook Pro and am up to the point where it sees the Time Capsule and the two backups (from two different machines) that are available but when I click on it it automatically goes to the wrong backup and will not show me the correct one? Any ideas?

Posted by: Bob at June 22, 2009 5:38 PM

I should have added that I do not get the drop down to go to the other machine and that sometimes it says that there is one backup available and sometimes two.

Posted by: Bob at June 22, 2009 5:42 PM

Good tips Dave! Thanks. Just one clarification; Does Time Machine also restores all the Apple Updates that has been on my Macbook??

Posted by: Hamilton Adrian Robert at July 15, 2009 9:30 PM

Thanks, Hamilton. As far as I can think, it should be the case that what's restored is the latest backup, so that should include all the updates you've actually applied.

Posted by: Dave Taylor at July 15, 2009 10:15 PM

Hi, great step by step guide. Just a question i have, does restoring from a backup reinstall all the applications you previously had, and if it does, do the applications all need reactivating? Thanks :)

Posted by: kyle at August 20, 2009 5:50 AM

Hi, Dave. I just had my macbook wiped to put my school software on it. I backed up my previous info with an external hard drive. While this was a great step by step guide, unfortunately, I blew through the registration in a session and didn't get to use your recommended option. Is there any other way I can convert my files from my external hard drive ??

I would GREATLY appreciate your help!!

Posted by: Francesca at August 29, 2009 8:55 PM

Hi Dave, just about to replace HD on my 13" MB Alu. The above advise is reassuring. In reading your post I saw that your TM shows multiple categories, is that sop or did you set up TM to backup those specific categories? If so, can you shed some light on that please.
Cheers
-B

Posted by: Baber at August 30, 2009 11:11 AM

Much easier to boot direct from backup and continue working using BounceBack. http://bit.ly/hqq4I

Posted by: cmsproducts at September 4, 2009 8:30 PM

That may be, cmsproducts, but BounceBack is a separate standalone backup solution that has nothing to do with Time Machine. It might be good, but Time Machine is *superb* at constantly backing up my computer so that I never have to worry about losing data on any of my Mac systems...

Posted by: Dave Taylor at September 4, 2009 8:58 PM

I recently installed snow leopard and then had some issues with iChat so I reinstalled Leopard then snow leopard as a clean install. Before I did this I backed up my computer with time machine and an external hard drive. I made a rookie mistake and pulled out the time machine drive before it was done. So when I restored my computer it tried to do it from the latest backup which was incomplete. Now I have no photos or itunes music at all! Before the latest incomplete backup, I backed it up about a week prior and did it correctly. Can I restore from that earlier backup? Or am I up the creek without a paddle?
Thanks

Posted by: Pat at September 8, 2009 8:33 PM

I have a lot to say, but ...
Starbucks coffee cup I have a lot to say, and questions of my own for that matter, but most of all I'd like to say thank you for all your efforts on this Web site by buying you a chai!

I do have a comment, now that you mention it!











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