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

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How to restore a missing Recovery HD partition

I bought a second hand Macbook Pro which came with OSX Lion installed, when I wanted to clean it I found out that it had no Recovery HD partition. I confirmed this through the Disk Utility (enabled ...
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Data Storage Using Dual-Boot System

It's probably not pertinent, but I'm a Mac user since the 1980's. I freely confess that as a middle-aged dog I find it increasingly harder to keep up with the latest and greatest in available Apple ...
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how to get Time Machine backup overnight instead of every hour?

My (older) iMac runs 24/7 and it seems like it's constantly doing Time Machine backups which slows down things considerably. My wife is always complaining about beach balls. Is there a way to ...
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Does Time Machine need a “clean drive”, or can I use an old hard disk

I want to use Time Machine on my Mountain Lion. I have 1TB external HDD I use for storing various stuff. The thing is I selected the drive for Time Machine to work on but nowhere it is mentioned ...
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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 ...
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Time machine backup on another mac in my network

In my network I have: a Macbook Pro (running Lion) an iMac (running Lion) and I want to use the internal drive of the iMac as a Time Machine "target" for my Macbook Pro. What I did is create a ...
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How would TimeMachine work with two external (destination) drives?

I would like to backup my data to two external drives. That way I would like this to work is that both disks should have have a full backup of my internal disk. Is this the way TimeMachine would work? ...
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Time Machine with only one internal disk

Is it possible to use the time machine backup system without an external (or second) HD? I know that the protection to disk failure will not be guaranteed anymore, but the file accidental deletion, ...
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Is USB 3.0 overkill for Time Machine hard drive?

I have two 500 Gb hard drives. One is USB 2.0, the other is USB 3.0. My intention is to use one of these hard drives for Time Machine, and the other for storing media files on (mp3s, mp4s mostly). ...
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Can I encrypt data on an external hard drive without reformatting it first?

I back up to an external NAS drive with 2 partitions, one using time machine and the other superduper to make a bootable copy of my mac. I would like to encrypt the data on there but from what I've ...
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Time Machine Backing Up Large Amounts of Data Each Time

I've got 2 time machine drives. I have one at home that gets used on the weekend and another that gets backed up to during the week. I recently replaced the one at my office. The only thing that is ...
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How to backup a Mac running Tiger?

I need to do a full backup of a Mac running Tiger. If I use Time Machine will it capture everything I need to restore a user's data after a clean install of Lion? Are there other better mechanisms I ...
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How can I use tmutil to figure out which files just got deleted?

I'm on Lion and until ten minutes ago I didn't know that the nifty new tmutil existed. But now I'm a little uncertain with all its options and sub-commands which to use to try and figure out what went ...
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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 ...
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How can I make Time Machine do a full backup?

Recently, my Time Machine disk exhibited some filesystem errors. Disk Utility was able to correct them, but I don't trust the existing backup content much, and by extension, don't trust incremental ...
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Install a clean Mavericks and then use TimeMachine makes it unclean again?

I am about to install OSX Mavericks in an iMac I have. I would love to make a clean install (creating the bootable USB with that complex procedure). I was thinking about copying folder by folder but ...
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Does restoring from Time Machine also restore installed applications?

I am planning to upgrade my late 2009 MacBook Pro (running Snow Leopard) by replacing the 250GB hard drive with a new 1TB drive. I have been maintaining Time Machine backups. I plan to install the ...
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How do I use tmutil to figure out what's wrong with my Time Machine?

How do I use tmutil to figure out what is wrong with my Time Machine as it keeps backing up huge amounts of data each time it back-ups although nothing has changed since the last back up? I'm ...
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How to coerce Lion Time Machine into offering backup history migration?

This article describes a feature I heard about from multiple sources about an automagic backup migration process that Lion will do for you. Essentially, when migrating to a new machine, you can ...
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Time Machine Backup to Samba Share under Mac OS Lion

In earlier versions of Mac OS you could enable TimeMachine to use Samba-Shares as a Backup-Target using this: defaults write com.apple.systempreferences TMShowUnsupportedNetworkVolumes 1 and create ...
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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 ...
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Unable to Access Local Snapshots when external Time Machine is disconnected

My local snapshots are behaving weirdly. When no Time Machine backup is connected and if I enter time machine, I get this prompt: Your Time Machine backup disk can’t be found. …but when my ...
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Time Machine stuck on “Preparing Backup”

I have a MacBook Pro from 2009. It came with OS X 10.6 (Snow Leopard) but I upgraded to 10.8 (Mountain Lion). A few days ago, I tried to backup my files on an external hard drive, like I have ...
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Enable Time Machine to backup an SD Card?

Time Machine does not allow the inclusion of an SD Card in a backup. It is automatically listed in the exclusion list and cannot be removed. Is there any way to force Time Machine to 'see' the SD ...
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Weird issues ejecting external hard drive

I have a 1TB Western Digital external hard drive that I use for Time Machine backups (and storage of a few other large files). Recently (since Mountain Lion, I think) I've been getting the following ...
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Why is my “Encrypt backups” option greyed out for local (USB) time machine disc?

I'm using Mountain Lion on a new MacBook Pro (retina) with a local USB drive for backup. From what I've read searching around (including other questions on here) I should be able to encrypt my time ...
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Time Machine restore on new OS

I have a Time Machine backup of my MacBook running Lion. My install of Mountain Lion just failed, and I'm going to format the drive and install Mountain Lion anew. Will I still be able to restore my ...
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Time Machine keeps doing full backups

I keep seeing Time Machine doing a full backup of my ~80 GB hard disk. I see this a few times a week, when I first turn on my mac. During the day, I see Time Machine doing small incremental backups of ...
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Restoring a MacBook from backup

I have a MacBook Pro that is just being ridiculous, so I'm planning on erasing the hard drive and restoring from a Time Machine backup. I hear that Time Machine will only restore from backups that ...
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After a Time Machine restore, now it won't do incremental back up

Due to the Thunderbolt 1.2 update, I had to restore from a Time Machine Backup, but after that, Time Machine won't do incremental back up any more. The hard drive has 250GB of free space... It was ...
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Restoring Lion/iCloud iCal from Time Machine

Well I managed to delete my calendar, which was being synched via iCloud with my Mac, iPad, and iPhone. Can I repopulate my iCal calendar from a Time Machine backup? ~/Library/ contains a folder ...
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Can the Time Capsule back up multiple drives (internal and external) at the same time?

I have a 500 GB internal HDD on my MacBook Pro and a second 500 GB external USB drive as well. Is it possible to tell Time Machine to back both the internal and external drives up to one Time ...
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Do encrypted Time Machine backups work across a network?

I see that Lion offers the option of encrypting TIme Machine backup volumes, which seems like a Good Thing. After reading up a bit on this, it seems clear that it will handle the situation where the ...
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How to backup Bootcamp partition via Time Machine?

I just started using Time Machine for backup of my late 2009 MBP. So far it's backing up only OS X partition and ignoring Bootcamp partition. I also see the point Time Machine completely ignores NTFS ...
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Is it possible to use Time Machine on a shared USB Hardrive?

I've a iMac with an external HD derserved to Time Machine. I also have a MacBookPro. Is it possible to make this config : Share the disk on the iMac so that the MBP sees it on the network Ask Time ...
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Encrypt Time Machine backup images, not entire drive?

I have multiple Macs (for multiple users) backing up to a single Time Capsule over our network with an external USB drive connected. In the case of the backups saved to the external drive, they're all ...
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backing up an OSX image to an NTFS drive?

I would like to make an image of my entire OSX install, so that I may restore to it if necessary. I'd LOVE to have incremental backups, so bonus points if anyone can figure out how I can do this! ...
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How to Partition New Bootable Drive to Include Recovery Partition

I just completed a restore from Time Machine to a newly partitioned drive and discovered that the Recovery Partition wasn't created. Other than that, the restore went well and the new drive runs fine. ...
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Continue managing external drive backups on a different computer

I have an external drive with data on it that is shared on the local network. There's another external drive that's daisy chained where backups are stored. The computer that was originally managing ...
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How do I continue to use Time Machine backups after switching my hard disk?

I replaced my HD with an SSD (256 GB), and restored the contents from my Time Machine backup (external HD 320 GB). Now, after a day of working, I plugged in my external HD to make the next backup. ...
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How to automatically make Mac shutdown after Time Machine Backup

How can I make my Macbook automatically shutdown after a Time Machine backup? I have a 40GB worth backup to do but I keep having to cancel it to go to bed. Would be great if I could leave it on to do ...
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How will the free update to Mountain Lion work? [closed]

I am planning to buy a MBP 13" in the coming days. Although as soon as I buy it I will remove its HD and replace it with Crucial M4 256 SSD. Will that stop me from getting free update to ML? If so, ...
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Send background email alert if Time Machine backup fails

Curious if there is an easy way to send a background email alert if a Time Machine backup fails (or continuously fails rather than just one time) I've found TM Error Logger however, it cannot run in ...
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Backing up Time Machine to an external disk also used by other machines - no sparsebundle?

I moved to using an external disk (a Drobo) on 1 machine as a Time Machine backup for all of my machines. I've got 2 of the machines backing up perfectly, but the problem is with the machine that the ...
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846 views

How does Time Machine estimate required space for backup?

For over 6 months now, every Time Machine backup requrests around 15GB of space for backup, but sometimes only backups up 200MB. That is a big difference. Does anyone know exactly how the required ...
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Is the first boot after a full system restore from TimeMachine supposed to take a long time?

I have had the hard drive in my iMac replaced and now I'm trying to restore it from my TimeMachine back up. I thought the TimeMachine back up was corrupt but maybe I'm just not patient enough, or I'm ...
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Can Time Machine on a server use quota?

We have enabled Time Machine on a Mac OS X server (10.6) with a big RAID drive. The server will be used by many users for their backup. How can we set quota so that every Time Machine backup takes up ...
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Access to NAS mount during Power Nap wake up

On my mac I have Time Machine configured to backup to a Sparse Disk Image Bundle that is located on my Raspberry pi, which it connects to over SMB and mounts on boot. As long as the mac is awake there ...
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How does Time Machine work for a photographer

I am a photographer and I use photos that are about 15Mb each. I take hundreds of these per month and edit, let's say, about 500 per month. And sometimes I'll go back a week later and tweak a batch ...
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Time Machine automatic backups fail, manual backups succeed

Short Description Automatic Time Machine backups fail (with an error code of '19'), but manual backups succeed. Does anyone know what would cause this behavior? Long Description & ...