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high sierra
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Updating firmware on MBP 2012
Hello and Merry Christmas/Happy Holidays, I have a mid-2012 13” MBP running on 10.12.6 Sierra, which I’ve been trying to update to the latest OS for some time now. Any update that is newer than Sierra throws a “An error occurred while verifying firmware” error. After removing the CD/DVD drive...- zetb0
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- firmware high sierra macos mbp sierra update
- Replies: 2
- Forum: MacBook Pro
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to partition, or not partition... for macOS?
When installing a macOS, to a 1TB drive, I was thinking that it might be an advantages to partition the drive into two, so that the 1st partition is 100GB and the 2nd 900GB. The purpose -as i think of it- is to have the OS in its dedicated partition and keep the users working files to a... -
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Home sharing woes on Big Sur
I am running Big Sur on my 2017 MacBook Pro (v11.0.1). I am running High Sierra on my 2011 Mac mini (v 10.13.6) Home sharing is fully enabled on both devices, yet I cannot see the Mac mini Library in the MacBook Pro Music app. The MacBook Pro is running an iTunes Match based library with all...- geoff.c
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- big sur high sierra home sharing music
- Replies: 0
- Forum: macOS Big Sur (11)
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Macbook Pro late 2013 8MB RAM struggling with High Sierra - upgrade to Mojave?
So my MacBook Pro (late 2013) 8MB RAM, 2.8ghz i7 and iMac 27 inch (late 2012) 32MB RAM, 3.4ghz i7, are both still on High Sierra since I was using Photoshop CS5 and needed the 32 bit support. But I have now upgraded to CC so don't need to stay on High Sierra Both my MacBook and iMac are...- zanchit
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- catalina high sierra mojave ram hungry speed up leopard upgrade
- Replies: 6
- Forum: MacBook Pro
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Can you use iMac 2012 (High Sierra) as 2nd display with iMac 2020 Big Sur?
I have an iMac 27inch, late 2012, currently running on High Sierra that is very tired and slow despite adding more RAM (currently on 32MB, I think). Thinking of getting new iMac in the new year which will obviously have Big Sur installed. Is there any way I can hook up my 2012 iMac as a second...- zanchit
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- big sur compatible high sierra imac (27" late 2012) imac 27 2020 second screen
- Replies: 6
- Forum: macOS Big Sur (11)
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High Sierra Mac mail not syncing with Exchange/Office 365
About a week ago my 2011 iMac running High Sierra (cannot update to newer than that) stopped syncing with my Exchange/Office 365 account. Strangely it seems to sync my junk folder, but not my inbox or sent items. I can send from the account and that sent email then appears on my other devices... -
Unable to open applications downloaded from the AppStore
I’m on a Mac Pro 5,1 and freshly installed High Sierra. For some reason I can’t open ANY application downloaded from the AppStore. Sometimes I can’t even download the app, sometimes it allows me to at least download it after I try it over and over again. Some people I already asked suggested...- ccrivia13
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- appstore help high sierra issue macos macos 10.13
- Replies: 37
- Forum: macOS High Sierra (10.13)
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MP 1,1-5,1 Mac Pro painfully slow after firmware upgrade 4,1 to 5,1
I’ve successfully upgraded the firmware on my 4,1 Mac Pro to a 5,1 (now officially running High Sierra). Everything worked perfectly fine until I enabled SIP again. Now everything runs painfully slow, just opening Launchpad for example takes what feels like ages. Also, if I want to open apps... -
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is Sierra the highest OS version that can be hacked onto an early 2008 iMac?
Thought I'd pop in and ask a 2 part question here about unsupported versions of OS X/macOS being hacked onto an Early 2008 iMac [8,1]... So... 1. Is Sierra or High Sierra the highest unsupported OS that can be loaded onto such a beast? and 2. Is RAM still stuck at 6GB reliably? The last...- Lynxpro
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- 4gb ram 6gb ram 8gb ram early 2008 high sierra imac 2008 os x sierra
- Replies: 3
- Forum: macOS Sierra (10.12)
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OS Update wiped out my Dad's iMac hard drive
It's been ages since I've been on here but I'm at a loss of how to proceed outside of hiring a data recovery specialist company... My Dad has an 4K Retina 2017 [18,2] model that was purchased online through the Apple Store. It's been a champ up until about a month ago when an OS update... -
Security Update 2020-004 Won't Install
Hi all, I've downloaded the latest security update from the Mac App Store. It's update 2020-004. My MacBook Pro is running on High Sierra (10.13.6). When I try restarting my computer to install the update, it gets stuck during the shut down process on a black screen with just a movable cursor...- maccattacc
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- 2020-004 high sierra macbook macbook pro security update
- Replies: 25
- Forum: macOS High Sierra (10.13)
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Macbook dead
I need some help! I have a Late 2011 MacBook Pro. The other day I turned it on, plugged it into my 2nd monitor and it got to the password screen. The 2nd monitor then turned orange and the MacBook had these green lines appear. I tried to reboot. In regular boot it gets about 1/4 of the way...- wareagle2334
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- help high sierra macbook pro macbook pro 16 inch macbook pro late 2011
- Replies: 2
- Forum: MacBook Pro
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Any reason to not upgrade my 2011 27" iMac to HS?
It's the last supported OS and it's currently quite happy on Sierra 10.12.6. It's got a spinning 1TB HDD and core i5, should I just leave it on Sierra or should I upgrade to HS? TIA :)- oot27
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- 2011 27" imac core i5 hdd high sierra imac
- Replies: 0
- Forum: macOS High Sierra (10.13)
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Will Mojave or Catalina Slow Down a MacAir?
Have a 2013 and an Early 2015 13" 2.2 GHz Intel Core i7 8GB RAM MacBook Air running High Sierra. Considering upgrading and wondering how much slower the machines will become.- HUGE AL
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- catalina high sierra macbook air mojave upgrade
- Replies: 12
- Forum: MacBook Air
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Keyboard Paranormal Activity
Hi there, I hope you and your loved ones being safe and happy. Yeah! really paranormal! ?? Last night I noticed that my MacBook (Mid 2010) act unusual, background audio/video suddenly going fast back/forward (mostly back or skip to another tracks) while I taking note or browsing web, MacBook... -
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MP 1,1-5,1 Mojave vs High Sierra on Mac Pro 5.1
I wonder what are the major benefits of upgrading Mac Pro 5.1 to Mojave from High Sierra? Also any problems once updated to Mojave? as I read that problems will happen with Bluetooth and Wifi and Airdrop... -
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MP 1,1-5,1 Glitch I can't figure out! Driving me crazy (Mac Pro 2009 4.1 flashed to 5.1)
Hi Everyone, So i've been having an issue with my Mac pro for over a year now. I've tried a few different things to fix it and still can't seem to find out whats wrong. I'll be working and suddenly the screen starts to glitch with lots of random pixels (please see attached images). Then all I...- Peanutdust7
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- eizo flashed firmware flexscan glitch glitching gt120 high sierra mac pro 2009 macpro 4.1 macpro 5.1
- Replies: 7
- Forum: Mac Pro
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Problem upgrading Mac Pro to macOS High Sierra
I have macOS El Capitan on my Mac Pro and I am trying to update my Mac Pro to macOS High Sierra so I can update it to Mojave later since Mojave requires to have at least macOS High Sierra. But when I run the installer I get the below error. Any advice on the steps needed to overcome this issue...- Fcis
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- el capitan high sierra mojave
- Replies: 1
- Forum: macOS High Sierra (10.13)
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Spotlight not showing finder folders
Hi guys, I have a problem to which I don't find any solution. Spotlight is not showing any finder folders anymore. Rebuilding the index, meddling with the spotlight privacy settings, or any first page google suggestions did not work. Curiously, finder folders on an external hard drive do show... -
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Only force shut down works
An elderly friend has a 2010 iMac 21.5" working on High Sierra. Lots ofRAM and 1Tb SSD Recently he had had huge problems accessing folders and other data. It turns out that, for months, he has not been able to shut down properly and can only do so with forced shut down i.e. power on button held...