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

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Is it safe to delete my Time Machine sparse bundle? Can a fresh one be recreated?

Is it safe to delete my Time Machine sparse bundle file? Can a fresh time machine backup be recreated WITHOUT reformatting the drive or affecting any other files on my external Time Machine drive? My ...
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Automatically shrink existing Time Machine Backup to a fixed size

I googled for hours to find a solution for this issue, but I couldn't find an answer that fitted for my problem. My setup: I have an iMac with a ~1TB Hard Drive I'm backing it up via Time Machine ...
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Restore Mac from Time Machine Backup via Terminal

I ran into some major problem today when trying to delete old TM backups from an external drive. Now that I have a Time Capsule I wanted to clear the old backups from another external drive. At some ...
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25 views

Backup Disk 'doesn’t contain an EFI system partition'

I have a 750GB Western Digital external HDD which I use for Time Machine backups (MBP, OS 10.10.3). Today I had the need to boot to recovery, which I did from said backup. But I was unsuccessful in ...
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111 views

Hard Drive Issues with MacBook Pro 13-inch mid-2012

I'm trapped in a HDD nightmare with my MacBook Pro mid-2012. I updated to Yosemite 10.10.3. A couple of days after the update, I was watching a movie on my TV screen via HDMI. In the middle of the ...
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30 views

Apple Time Machine doesn't see my WD My Passport 2 TB using USB 3.0

I have Yosemite 10.10.2 on my Early 2008 24". Time Machine has been backing up to my WD external hard drives for years. I just purchased a new 2TB My Passport using USB 3.0. It's formatted in Mac ...
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18 views

What happens if I create a file while Time Machine is backing up?

Will the file be saved onto my backup drive? Is there a possibility that I might corrupt my backup?
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72 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 ...
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23 views

Time Machine on a local drive, then make that drive a network drive (via Server.app) on a different computer

I have two macs running OS X 10.10.3. One has Server.app installed, is connected to the internet via ethernet, and also has a 2 TB disk attached via USB, with two partitions - "Backup" and "Storage". ...
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18 views

Time Machine not backing up

Suddenly T.M. posted 'delayed' when backing up to an external 250 gb drive. I have deleted perhaps 10 old back-ups but freed up space does not show on T.M. Shows 47 gb of space out of of total 214 gb. ...
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16 views

How to get Time Machine to include files in /var/log in a backup

I have Apache2 web access logs that are created in /var/log/apache2/ that I want to preserve forever so that a web statistics analyser can process them and show me how page hits are changing over a ...
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49 views

TimeMachine backup over network - are OSX Server or Time Capsule more reliable than TM -> NAS?

Time Machine famously has problems backing up to a network drive ...just the other day I got the dreaded message where TM wants to wipe my existing backup and start from scratch again :( (that's from ...
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29 views

Restore gmail messages to mail.app after TimeMachine restore

I have a dozen different email accounts for different roles, all of which I interact with through mail.app. I had a hard drive disaster, and restored from TimeMachine. It did an impressive job of ...
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12 views

Can I create a backup of a specific partition and restore it later?

I have my beta partition on my SSD and I want to create a backup of it so I can identically restore it on a different partition, later. My simple question is: Can I? I've got multiple partitions and ...
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Is my Time Machine backup encrypted or not?

As you can see, I use Time Machine to backup on drive "Data" on "ZRH" which is a Time Capsule. To the best of my knowledge, I selected "Encrypt backups" when I configured this backup a few weeks ago. ...
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Recover deleted Time Machine older important backups

Time Machine deleted older very important backups and I want to know if it's possible to retrieve the deleted information in a way. Seeing that deleted files are only deactivated information on the ...
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96 views

How do you lengthen the amount of time that Time Machine keeps hourly backups?

Time Machine keeps hourly backups for 24 hours by default before purging for daily backups and I'd like to extend this further (to a week of hourly backups). Is there a way to change the backup ...
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97 views

Erasing and Partitioning Hard Drive from Internet Recovery

So. My MacBook Pro (mid 2012) was encrypted and running Yosemite 10.10.3 (the last update with Photos ruined it) Yesterday, all of a sudden, everything freezes. I forced Shut Down and since then, ...
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How do I change the ownership of files backed up with Time Machine

I have a Mac which was reinstalled from scratch, and the owner accidentally changed her username when installing it. Current user id is "Jane" but old time machine backups were made when her user name ...
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Time Machine: Include files and folders from another drive

Is there a way to include folders and files to a Time Machine backup, say, because they are on another drive? I am using Yosemite version 10.10.2.
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56 views

Can I restore a system upgrade from a Time Machine backup?

I created a full backup from OS X 10.10.3 and I'd expect that sub-minor upgrade to be included in the backup. However this seems not true when I apply that backup in the initial setup-process of a ...
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324 views

Finder keeps crashing even in Yosemite 10.10.3

I have had a lot of crashes by Finder especially when trying to delete a file. At first I thought it may be because of "Quicklook extensions" I installed e.g. to quickly look at markdown file and ...
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Is it possible to use `tmutil delete` or another command to prune one file from multiple backups?

I'm having problems clearing our a backup drive. I want to get rid of a couple large files so I can preserve the other incremental backups. I can't use the tmutil delete command on entire backups ...
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23 views

Installing SSD using time machine & external hard drive

I am wondering if someone could help me with the following: I have a 15" macbook pro late 2011 and I am trying to find a way of changing to an SSD. I have backed up my machine using time machine onto ...
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Freeing up space on time machine external hard drive

My external 500Gb drive is full. I had an older machine that was backing up for a few years. I then started with new machine so I had two directories in the Backups.backupdb folder. My machine is ...
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Retaining specific Time Machine backups

I created several Time Machine backups while I was running Mavericks. I upgraded to Yosemite and also backed it up on the same backup drive. I now have multiple backups of Mavericks and Yosemite on ...
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Creating a OS backup image for an easy restore on a new system

I have set up my macbook with all the files, apps and configurations I like. In about a week, I am upgrading to the 15" model. Is there a way to create an easy-to-restore backup file / iOS image that ...
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31 views

Auto unmount time machine drive on sleep

I keep a drive attached to my MacBook for Time Machine backups when I'm at my desk. I also regularly work from places other than my desk. Most of the time, if I close the laptop lid I intend to leave ...
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21 views

Time Machine: What files and folders are affected when excluding System Files and Applications?

When you put System Files and Applications in the exclusion list, it is not clear what specific files and folders are being concerned. Is it just the /Applications and /System folders? Are /private ...
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45 views

What happens if I have switched the Time Machine off?

Im using the MacBook Pro Retina and currently using an external hard drive to store many datas using the Time Machine, i.e: songs, images, movies, docs and so on. I was wondering what will happen if I ...
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26 views

Anything in Mac OS to interfere with using a disk through a USB hub?

Have Modbook Pro with OS 10.10.2 and a powered seven-port USB hub. A 750-GB bus-powered drive has no problems with the hub in-between. But a powered drive with three partitions, one of them a Time ...
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56 views

Slow Finder - Caused by external disks?

I've been finding Finder slow on my brand new Retina MacBook Pro. I've got two external disks connected to my Mac most of the time. One is a Time Machine backup, the other is a Clone, also for ...
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19 views

migrating local USB to AirportExtreme USB for Time Machine

I've got Time Machine backing up to a local USB hard drive (i.e. I plug it directly into my Macbook Pro). I now want to use this hard drive as the Time Machine drive hooked up to my AirportExtreme. ...
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61 views

MobileBackups is using too much space

I am running short of space on my OS partition for some large files I want to install. I note that du shows 15G /.MobileBackups I have 2 Time Machine drives. One attached to my MacBook Pro (at least ...
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Data spread on two disk, but only one Time Machine backup

I have an MBA with 500GB SSD; However I have 850GB of data; I would like to split the data to something like 300GB in the SSD and 550GB in an external drive; And I would like to have one Time Machine ...
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90 views

re-connect previous Time Machine backups after Yosemite re-install

After months of frustration with Yosemite performance problems, I finally gave in and completely re-installed the OS fresh. I reformatted the drive and did a complete re-install, but migrated my user ...
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33 views

Using “tmutil set destination -p” fails with a failure to save the password to the keychain

I've got a new FreeNAS setup, and I'm trying to get Time Machine backing up to it from both of my household's laptops. I've set up an AFP share for one of the datasets on the NAS and have got my ...
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28 views

Where does Time Machine server store its backups?

Not the /Volumes/backupdrive/Shared Items/Backups, but the actual Backups.backupdb you see in backing up locally. Where does it store that data? I know an external machine backups successfully to it ...
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Can't restore Time Machine backup after restoring backup which still boots to Safe Mode

This is (currently) a Time Machine Restore problem after Mac started Freezing on normal boot either as it loaded the desktop with startup apps, or before. It would reboot in Safe Mode. No idea why. ...
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21 views

How to give custom name to Time Machine backup

I have used Clonezilla when I was a windows and linux user. I really liked how Clonezilla allows you to rename your backup to anything. It is possible to do so during Time Machine backup? I want to ...
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64 views

Restore whole system on 10.10 with time machine

I realized that I somehow deleted some very important files on my computer. I am working with QGIS and I deleted (in my python system's native folder) some eggs and other things which led to the ...
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Can I connect external hardrive with time machine to someone else's mac to access one file

Can I connect an external hardrive with time machine to someone else's mac and then access one file on time machine?
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Time machine backups

I recently tried to use the time machine backup but in the middle, it had about 15 minutes left...I shut my laptop (on accident). I got freaked out so I unplugged the external hard drive I was using. ...
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101 views

Restoring Time Machine backup made on a previous OS X version

My macbook pro, running OS X Lion (10.7.5) got stolen last night. Luckily they didn't take my external drive, where I have a Time Machine back up of all my data, which is extremely important to me ...
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87 views

Time Machine backup external disk not mounting anymore

I just installed Security Update 2015-002 (Version 1.0) on my MacBook. The latter has a 1.0TB internal hard drive, backed up onto a 2.0TB external USB2.0 3.5 inches hard drive. However, after ...
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51 views

Airport extreme after linsys router not finding my synology disc/sonos system

My airport extreme is configured as bridge after a linksys (wifi) router. Using the airport I don't see the shared folders on my synology(DSM 4.2) in finder, except by connecting through the IP. This ...
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32 views

How to troubleshoot Time Machine when backup always halts at some point?

Everything starts ok but then it comes to a halt and does not move. Even the HD light stops :(
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Restore on new drive: Time Machine versus “Restore” via Disk Utility

I am about to install a new 240GB OWC Mercury Electra 6G (6Gb/s) SSD into the main drive bay of my MacBook Pro, moving the original Apple-installed 120GB 3G (3Gb/s) SSD into the optical bay using an ...
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57 views

caffeinate with launchd Doesn't Work when I Close My Laptop's Lid

I have a launchd task that periodically initiates a time machine network backup. I've had problems with corrupted sparse bundle disk images, which I've assumed is due to the either the computer ...
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How can I search the contents of PDF email attachments that are backed up to Time Machine?

So I have quite a specific situation where I need to dig out an old email I have backed up to Time Machine, but I can't remember when I received it. Could be anywhere between 6 months to 1 year ago. ...