Mac OS X El Capitan not upgrading to Sierra 10.12 Hi, I have an iMac (21.5 inch Late 2013) that runs Mac OS X El Capitan 10.11.6. I am trying to upgrade to OS Sierra 10.12 from the Apple download page for older versions link. I have gone through link download and installation proce...
Here is what I experience as working on a MacBook Air Mojave 10.14.6, to not be having the pop-up prompts to install Catalina happening: System Preferences >SoftwareUpdate >uncheck "auto keep my Mac up to date' >Advanced tab >check all but "install Mac OS updates". I am not getting...
Step 3: Upgrade from MacOS Catalina, Mojave, Big Sur, to MacOS Monterey (and NOT Ventura) After you have downloaded the installer for MacOS Monterey, you are ready to upgrade the current Mac directly to MacOS Monterey, whether that’s MacOS Catalina, MacOS Mojave, MacOS Big Sur, or otherwi...
Unfortunately you will have to reset the PRAM, reboot into High Sierra and set the default starting object back to Catalina Loader, again. It is listed on top of the OC post, too. After installation you will figure out to have an iMacPro1,1 which is able to use Apple software update ...
The SSD upgrade to Catalina seems to have affected the iMac operation when it booted to High Sierra from The HDD. I'm not sure how it will perform should I need to boot again from HDD. Maybe the SMC reset corrected that as well. Who knows... I'm still concerned ...
10-4-2020 working on Catalina 10.15.7, HP PN:744354-001 @GButorin 08-4-2020 working on Sierra 10.12.6 @Ausdauersportler Click to expand... Great job! My imac is alive again. Flashed GPU ROM in Linux LMDE4 environment using NVFlash. Brightness control works great without any modificatio...
I just recently upgraded to Catalina version 10.15.3. my iMac has been unbareably slow since the Catalina install. it barely worked with 8GB of RAM and an Apple support person took a look at my iMac and saw that I was using 7.6GB of memory and suggested I downgrade to Mojave or ...
Mac to a Big Sur or Catalina Device. (Previously this would only work on a Mojave or High Sierra Mac). You can use Disk Utility on Big Sur to erase “Macintosh HD” System Volume ONLY. Doing this will then allow you to mount “Macintosh HD – Data” and your password will now work...
iMac 2009, iMac 2010 and iMac 2011 – Apple Broadcom BCM94360CD – 802.11 a/b/g/n/ac with Bluetooth 4.0 Upgrade Kit Current price is: $109.99. Hot PC / Hackintosh – Apple Broadcom BCM94360CD – 802.11 a/b/g/n/ac with Bluetooth 4.0 ...
10.15 update failure/stuck/installation error, is to check if the combo update to get more files and updates for the Catalina. You can do this by checking the progress bar and pressing Command+ L keys. If the installation of macOS 10.15 update failed, then go to Apple store and Combo ...