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high sierra

  1. 1

    Battery issues on MacBook Pro 11,1 High Sierra

    Hey everyone, I have recently booted MacOS to give it a try after Arch (which I was running on the same MacBook Pro hardware) However, I am very sad about battery life. 1.5 hours, seriously? Am I doing something wrong? I get around 8 hours with light usage and browsing on Arch with tlp. I...
  2. phillytim

    iOS 15 device backups with macOS High Sierra 13.6 & iTunes backup?

    Will I still be able to backup my iPhone (with the new iOS 15 upgrade) to my ol' MacBook Pro with High Sierra 13.6? Has anyone tried this, and been able to confirm? Usually iTunes downloads a little update to make it compatible with the newest iOS, but I'm worried that Apple will soon leave we...
  3. ericsokoine

    Can't install Big Sur on external ssd

    I have a 13 inch macbook pro 2015 model. The internal ssd died but thanks to the internet recovery mode, i managed to install El Captain 10.11.6 on an external ssd drive. I'm trying to upgrade to Big Sur, but the option to choose my external ssd during installation is greyed out Same error...
  4. T

    Macbook Pro 2010 15" High Sierra turns off and on on startup

    Hello. I have a Macbook Pro 2010 running High Sierra. I changed the HD for a SSD and upgraded RAM a few months ago and it was working fine. Today I turned it on and it chimes shows the apple logo and loading bar then it turns off, then it turns on and does the same. I've tried: - Apple...
  5. J

    iTunes 12.6.5 + iOS 14 compatibility?

    I’m still using iTunes 12.6.5.3 (I know...) on High Sierra and just wanted to check if I’ll still be able to sync music / content with my iPhone SE (2016) if I update to iOS 14. Thanks!
  6. Vowles

    MP 1,1-5,1 Mac Pro 5,1 Server MacOS Upgrade

    Hi there, I have just purchased a mid 2010 Mac Pro Server. It comes running on OSX Lion and I would like to upgrade it to High Sierra so that I can install some more recent software versions that I use. I just wanted to ask how to do this as when I click "software update" it is the most up to...
  7. Z

    no luck in setting up wirelessly my Canon printer

    Im trying to connect/setup my Canon Pixma iX6850 printer on my iMac thats using High Sierra but i have n idea where to begin. Ive pressed the printer's wifi button shouldn't i be seeing it in my wifi list on my imac?
  8. C

    Assistance for firewall issue

    I have an elderly parent in another province having issue with their high sierra on their mac. I had remoted it to troubleshoot and couldn't figure it out. The issue is there was some websites connecting to the website like youtube and google, but the rest of the sites were not. In safe mode...
  9. centradragon

    High Sierra will not install on compatible MacPro5,1 with RAID

    (edited for clarity) Hey guys! The last time I posted you guys were incredibly helpful, and I hope someone can point me in the right direction. Current specs: And the hard drive setup: I bought this computer as-is from my old place of work. The drives are all probably non-OEM, and I'm...
  10. Z

    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...
  11. Z

    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...
  12. G

    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...
  13. Z

    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...
  14. Z

    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...
  15. Y

    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...
  16. ccrivia13

    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...
  17. ccrivia13

    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...
  18. L

    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...
  19. L

    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...
  20. maccattacc

    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...