DeeCusta, I ended up having to send my Mid-2009 Unibody 17' MacBook Pro back to the manufacturer to have the logic board replaced. Ultimately it was a long chain of unfortunate events, starting with my HDD.

PRESS ANY KEY TO BOOT FROM CD DOESN’T WORK BECAUSE THE USB KEYBOARD IS NOT RECOGNIZED IN DOS MODE. TRY TO CHANGE THE PORTS OF THE USB KEYBOARD AND TRY FOR PRESS ANY KEY TO BOOT FROM CD,OR IF U GOT THE SAME PROBLEM. THIS TIME GO FOR BIOS SETTINGS.TO ENTER INTO BIOS SETTINGS RESTART YOUR SYSTEM AND CONTINUE PRESSING DEL,NOW U WILL ENTER INTO BIOS SETTINGS.

NOW GO TO BIOS FEATURES SETUP THERE U WILL FIND “USB DOS ” IN DISABLED MODE BY DEFAULT TURN IT TO ENABLED MODE.THATS IT,EVERYTHING IS FINE AND PRESS ESCAPE AND SAVE THE BIOS SETTINGS BY PRESSING F10.NOW CHECK OUT THE DOS SCREEN “PRESS ANY KEY TO BOOT FROM CD” WORKS FOR SURE. ALL THE BEST 🙂.

The excitement of installing a new version of macOS, especially if its a High Sierra 10.13, is only tempered by the possibility of it not working properly or not being compatible with the apps you use most. Before you begin upgrade to macOS make a bootable backup If you haven’t started the process of upgrading yet, with macOS High Sierra and make a bootable backup. Do it now, before you do anything else. If things go disastrously wrong at least you’ll be able to boot from macOS’ Recovery partition and migrate all your data back to your Mac. You can use any backup tool you like – Apple obviously favours Time Machine, but you don’t have to use it.

You can use, for example,, which comes with your Setapp subscription. Don’t have a Setapp subscription? Click to sign up. Common macOS High Sierra problems While most new versions of macOS are relatively problem-free, it’s not unknown for users to have issues – particularly with a beta or.0 release. Thankfully most are easy to resolve. Here’s how to fix the most common High Sierra issues. High Sierra installer won’t download If you’re trying to download the macOS High Sierra installer, you’ll need to have signed up to App Store.

If you’ve done that, and managed to start the downloading process only for it to fail, force quit the App Store app. • Press Cmd-Alt-Esc or go to the Apple menu and choose Force Quit. • Select the App Store app and confirm you want to force quit. • Re-launch the App Store and try downloading again. MacOS High Sierra won’t install If the download completes successfully but the installation doesn’t finish, force quit the installer using the same procedure as above. • Restart your Mac • Launch the App Store app and go to the Purchases tab. Free mac os software.

• Find macOS High Sierra and click Install. If that doesn’t work, try deleting the downloaded installer (it’s in your Applications folder) using and download it again. If you have a copy of macOS Server in your applications folder, that may be the root of the problem. Delete it and try again. Getting the rainbow wheel every few seconds after upgrade Check console.app and if you’re getting errors from sandboxd and hidd (IOKit), your problem is a third party software.