Time Machine is Apple's built-in backup software. Time Machine was first introduced on OS 10.5 Leopard.

learn more… | top users | synonyms

9
votes
1answer
25k views

Time Machine backup .sparsebundle file inaccessible on new computer

I've been at this for a solid 6 hours now, hoping like heck someone here can help me. I've had a Time Capsule for nearly 2 years, consistently backing up two different laptops in my home using Time ...
8
votes
9answers
9k views

Time Machine: “Enter Time Machine” menu command does not do anything

I have Time Machine running on an external hard drive and it reports happily that it is doing backups and I have no reason to doubt it. But when I try to look at the backups by clicking "Enter Time ...
8
votes
3answers
23k views

Can I restore a Snow Leopard backup onto a Lion machine?

So I am a little confused and slightly worried, and I was wondering if someone could answer this. I have a Time Machine backup saved on an external HD for my Mac mini that is running the latest ...
8
votes
3answers
8k views

Can I use a time machine volume to store additional data?

I have a large external hard drive that I am using as a time machine backup volume. Since I don't need all the storage space for backups, I'm considering storing additional data on the drive. Is there ...
8
votes
2answers
2k views

How to delete a folder, even in every backups of Time Machine?

I just noticed that a folder containing personal documents was still on my main disk. I copied to my personal disk (password protected), but I want to also delete the copies which are stored in the ...
8
votes
2answers
4k views

How to delete another machine's time machine backup?

I've used my Time Machine drive to back up my main machine, and also a friend's mac. Her machine is now being backed up on another Time Machine drive, and she'd like me to delete her backup. I'm ...
8
votes
2answers
55k views

Is restoring a Time Machine backup on a clean install of OS X Mavericks still a 'clean' install?

I would like to upgrade to OS X Mavericks. Also, I think it would be a good chance to clean up my system. My question is: If do a clean install of OS X Mavericks and then restore my machine from a ...
8
votes
2answers
2k views

huge Chrome Time Machine backups

My 1TB Time Machine drive just filled up, apparently due a bug in Chrome. Since this issue has been open for a year and a half, I don't expect that Google will fix it any time soon. Can anyone offer ...
8
votes
1answer
492 views

Will Apple's Mac Remote Wipe delete items on external disk?

With all the news about remote wipe I am wondering if having a backup on an external disk that is connected to my Mac is OK. Or if someone did a remote wipe, would they wipe that disk as well?
8
votes
2answers
2k views

How can I use my existing Time Machine drive on the network?

I have an external HD that I've been using as a time machine for my MBP. Here's what I want to do: attach the drive to my desktop machine configure time machine on my MBP to use the drive as a time ...
8
votes
2answers
4k views

Why is my Time Machine backup failing to fire at the hourly interval?

At some point after upgrading to Lion my Time Machine backups have stopped firing on the hourly interval. It works manually, but not automatically. It also works first thing in the morning when I ...
8
votes
0answers
13k views

Downgrade from OSX 10.10 Yosemite Beta to OSX 10.9 Mavericks [duplicate]

I downloaded the Beta version of Yosemite, but I'm finding that some of my key programs are running properly. I keep regular backups to a Time Capsule. How do I downgrade back to 10.9? EDIT: 21.5 ...
7
votes
5answers
10k views

Any way to get Time Machine to backup to Amazon Simple Storage Solution?

Just curious if it is at all possible to have Time Machine backup to the 'cloud' using Amazon Simple Storage Solution. I've setup Time Machine to work over the network before to unsupported volumes (...
7
votes
5answers
7k views

Encrypting/protecting Time Machine backup drive?

How do you guys secure/protect your Time Machine backup drive? Even though it's an external drive, it's still susceptible to physical theft though. What do you guys do for precautions?
7
votes
4answers
1k views

How do I know if I need a new hard drive?

I just received a MacBook Pro from somebody else because it was running too slow. Booting up takes about 4 minutes. I have tried formatting the drive and reinstalling the operating system from ...
7
votes
5answers
82k views

How to restore Mac OS X on a new hard-drive?

I am going to upgrade my MacBook Pro hard-drive, but before doing so I'm trying to figure out how to restore OS X on it. My DVD drive doesn't work so I cannot re-install from the DVD. I have a recent ...
7
votes
3answers
13k views

Where does Time Machine store its settings?

I'm looking for the file that contains all the Time Machine exclusions entered in its Options dialogue. I know that (some of?) the scheduling related settings are stored in the com.apple.backupd-*....
7
votes
4answers
3k views

How / is it possible to compare files on your hard drive with those in your time machine backup?

I have snow leopard and have been using time machine to regularly backup files. How / is it possible to compare files on your hard drive with those in your time machine backup? I know you can ...
7
votes
1answer
2k views

Is my private key available in the Time Machine backups? Where can I find it?

I've used Time Machine on my Mac to perform backups of my Lion install. My SSD failed and I installed Mountain Lion on my machine. Now, I want to recover my private key from my backup so I can ...
7
votes
3answers
19k views

Would reformatting my Mac and restoring the latest Time Machine backup be likely to improve its stability?

My MacBook Air used to be rock solid, but it has grown increasingly unstable over the past year. For example, this afternoon I can't switch to my other user account. I select the account from the fast ...
7
votes
3answers
2k views

TimeMachine with multiple disks (one at a time)

I have backed up my Mac to an external disk using TimeMachine. When I plug in a different external disk the Mac still expects to backup to the first disk. Is it possible to backup to two external ...
7
votes
4answers
1k views

What would I lose if I needed to reinstall from a Time Machine backup?

Is there a list somewhere of the areas of the hard drive that aren't backed up by Time Machine? And does reinstalling from Time Machine install everything from the backup or just parts of it? I like ...
7
votes
2answers
1k views

Time Machine backup format

Is the format of Time Machine's backups documented, or standard? Can I extract the files with a non-Mac system?
7
votes
3answers
10k views

Merge Time Machine Backup

Is it possible to merge to Time Machine Backups? When I look inside the sparse-bundle which Time Machine generates then I see that the folder-structure ordered by dates. So theoretically I could copy ...
7
votes
4answers
13k views

How do local TimeMachine backups work exactly?

Since Mac OS X 10.7 (Lion) TimeMachine performs local backups to /.MobileBackups if enabled (tmutil enableLocal, default enabled on portable macs). The different types of backups are color encoded in ...
7
votes
1answer
2k views

After enabling File Vault, OS X doesn't mount disk automatically anymore

I have an external 2 TB LaCie drive connected via FireWire 800 to my MacBook Pro (8,2 – early 2011 model), which runs OS X 10.8.5. It has one big partition which is a Time Machine target, and the ...
7
votes
3answers
1k views

Is AFP (specifically Time Machine) encrypted on the wire?

I've been hunting for the answer to this, but I have not found it. When I back up my laptop using Time Machine to a remote Time Machine server (Time Capsule, or Mac Mini with an external drive), is ...
7
votes
2answers
2k views

Use a network Time Machine drive locally

I typically backup over a network to a networked hard drive on another machine. For some unknown reason, backups tend to get incredibly slow over the network (the first few backups work fine and ...
7
votes
1answer
4k views

How does the new “local snapshots” feature of Time Machine in Lion work?

Apple's advertising for Lion highlights a new "local snapshots" feature of Time Machine: OS X Lion lets you take the Time Machine experience with you when you’re away from your Time Capsule or ...
7
votes
2answers
7k views

Recover certain files from Time machine from previous Mac

I just got my new Macbook Pro Retina and update it to Yosemite. I now want to recover/get some files from my Time Machine backup of my previous Macbook but don't want to migrate my whole Time machine ...
7
votes
3answers
303 views

Backup software like Time Machine and CrashPlan combined?

Is there a good backup software that combines Time Machine snapshot functionality on local level with CrashPlan remote backups as well? I am currently using both, but find both unsatisfactory. My ...
7
votes
2answers
17k views

How to preserve Time Machine backups and start over with a new one?

I make my Time Machine backups on an external hard drive. Recently I upgraded from Mountain Lion to Mavericks. Now I need the ability to freeze those old backups I've done with Mountain Lion in case I ...
7
votes
4answers
5k views

Why is Time Machine over-stating the amount of data that needs to be backed up?

I shuffled my home directory around and moved it back to my spinning platter drive in my MacBook. Ever since, Time Machine has been running my machine hot (the fan comes on when Time Machine starts up)...
7
votes
2answers
264 views

Where does System Preferences store the name of the Time Machine Destination

I am trying to create a script to determine the destination of time machine on a number of computers I manage. It shows very clearly via Time Machine Settings in System Prefs. I need to be able to ...
7
votes
1answer
6k views

Can't restore to backups after removing disk in Time Machine

I've been using a WD 2TB HD for the last two months to handle my Time Machine backups for my Macbook Air. Yesterday, I wanted to set it up to handle backups through the network. In the Time Machine ...
7
votes
2answers
30k views

Is it possible to use Time Machine with iCloud?

I have a MacBook Pro (early 2011) with a 320 GB hard disk, and I have a 200 GB storage plan on iCloud. The problem is that I cannot simply copy the Applications folder to iCloud Drive and restore it ...
7
votes
1answer
332 views

Verify Time Machine Encryption from the Command-Line?

Is it possible to verify whether a given Time Machine volume (for example, returned by tmutil machinedirectory) has encryption turned on? This is for regulatory compliance, so it needs to be fully ...
7
votes
1answer
271 views

Time machine is not including new directories in its backup [closed]

My Time Machine is going for a year quite strong, but I recently noticed it is not including new directories in its backup. Basically new directories are being excluded by rule or error and I'd like ...
6
votes
3answers
7k views

Disable Time Machine hourly backups

Can the hourly backups by Time Machine be stopped? I'm on Lion and if it matters, each hour it tries to backup about 30GB (I don't know where this 30GB comes from, as today I've only modified a few ...
6
votes
1answer
12k views

What folders can be safely excluded from Time Machine backup?

I want to know list of folders that can be safely excluded from Time Machine backups while ensuring that full restore can get me a same machine running immediately. The reason why I want to do this ...
6
votes
2answers
14k views

Where are Time Machine local backups/snapshots stored?

Out of curiosity, I'm wondering where in the file system Time Machine stores its local backups/snapshots.
6
votes
2answers
2k views

Time Capsule and multiple Macs

Does the Time Capule support Time Machine backups from multiple macs out of the box?
6
votes
3answers
21k views

Fastest way to delete all Timemachine Backups for a machine

What is the recommended way to get rid of a whole TimeMachine archive (aka Backups.backupdb)? Using Disk Utility to erase the whole disk is not an option. I moved everything to the Trash, but "...
6
votes
6answers
14k views

How to restore individual files from TM backup after clean install?

My teenage daughter's Mac Mini (running OSX 10.8) was cluttered with all sorts of stuff, even unwanted and inappropriate popup windows when using Safari, and more. So I made a final TM backup. Then I ...
6
votes
4answers
3k views

Using Time Machine with Virtualization (Parallels, VirtualBox, VMWare, etc…)

Since a single small change to a VM file should (I think) cause the entire multi-gigabyte file to be backed up again, are there any ideas I can use to more effectively backup my machine? Assume that ...
6
votes
4answers
20k views

How to restore hidden Library folder in Time Machine

I want to restore the hidden user Library folder from Time Machine but I am unable to see it when I enter Time Machine. Read on. I thought the hidden Library folder would appear if I used the ...
6
votes
1answer
4k views

“Encrypt backups” disabled for Time Machine on Mavericks; due to partition?

I picked up an external hard drive a while back and have been using it for Time Machine back-ups. Recently I thought to confirm that the disk is encrypted so that it won't be useful if someone nicks ...
6
votes
2answers
4k views

How can I make my computer believe a disk image is a hardware disk?

I'm trying to do some research on TimeMachine right now. I don't want to purchase an external hard drive, just to learn about some software, and so I'd like to be able to tinker with the settings, by ...
6
votes
6answers
8k views

Backing up a Boot Camp partition

I see in the Time Machine options that my Boot Camp partition is excluded. I haven't even tried to remove it from the list of exceptions since I have read that Time Machine will not work with NTFS ...
6
votes
3answers
13k views

Set Time Machine to backup once per day instead of once an hour

I use Time Machine to backup my Mac (running Mavericks 10.9.1). The backup process runs at the standard once per hour. This often slows down my machine while I'm trying to work on it. Understanding ...