It should go without saying, but it’s incredibly important to back up your valuable files so you can restore them in the event of theft, data corruption or damage to your Mac. This is up from last year, but the message is clear: people aren’t backing up often enough. Just 11% of people back up their data once a day or more, which is shocking if you consider how much personal information people tend to store on their devices. That’s 20% of the computer-owning population. According to Backblaze in a 2021 poll conducted in the US, one out of five Americans who own a computer have never performed a backup of their data. (You'llhave to modify paths appropriately, because the root of your SSDinside Recovery mode will be /Volumes/ or something)ĥb)(optional) restore its file permissions, perhaps you'll need tochange group via chgrp command.Mac users, like any computer owners, should make a habit of backing up the data on their computers. Sudocp ~/Desktop/IOAHCIBlockStorage.backup/System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage Ifsomething goes wrong and you can't boot (probably you messed up theIOAHCIBlockStorage file or its permissions), then boot into MLrecovery mode, open the terminal and do:ĥa)restore IOAHCIBlockStorage from your backup Sofar, in the last couple of OS X updates, the pattern has been like.60% of the time you have to redo the patch.
CHAMELEON SSD OPTIMIZER MAVERICKS UPDATE
Thisdepends on whether a given update changes the IOAHCIBlockStoragefile. If you go on to restart, you'll mostlikely end up with a non-booting system (it will still be possible torecover, but it's more trouble - see bottom of this post) If you do see some warning message sayingabout the IOAHCIBlockStorage file being corrupted or something, youhave to ABORT! Replace the modified file with the backup of theoriginal, and re-do this step. Sudochmod o-w/System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorageģ)run this in the terminal (to force your changed file to be used bythe system):
CHAMELEON SSD OPTIMIZER MAVERICKS HOW TO
Here'sa YouTube video that shows how to do it using the free Hex Fiend.app:Ģc)remove write permission: (anyonewith the 2012 macbook air is probably not going to be reading thisthread, because he/she will already have a built-in APPLE SSD andTRIM will enabled by default, but yes, in theory these directionswouldn't work for them) Sudochmod o+w/System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorageĢb)patch IOAHCIBlockStorage file, changing APPLE SSD (AND ONLY those 9characters) with the first 9 characters in your SSD model. Sudocp/System/Library/Extensions/IOAHCIFamily.kext/Contents/PlugIns/IOAHCIBlockStorage.kext/Contents/MacOS/IOAHCIBlockStorage~/Desktop/IOAHCIBlockStorage.backupĪndonly then.Ģa)enable write permission on the IOAHCIBlockStorage file, so that youcan modify it directly (this is the easiest way to keep the originalfile owner, group) I made it like this - find on the net, the link is off.: (till 10.9.4, not tried with 10.9.5)ġ)REMEMBER TO BACKUP THE ORIGINAL *first*. Building a CustoMac Hackintosh: Buyer's Guide