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Hello, I am hoping I can get some help here. I have an HP 4530 and I have been running Mavericks on it since 2014. I used the old Probook installer to install it back then and it worked great. I am trying to install High Sierra and I am having no luck. I have tried over and over to create a...

I have had Mavericks going for a year with zero issues. The other day I closed the computer but left it on. A couple of days later I opened and the battery was dead. When I charged and rebooted, after the Apple boot screen, the screen went completely black. I have to hold power button to get...

First off, hello I am new here. I have been reading for months and took the plunge with a HP Probook 4530s. I used the Unibeast, and HP Probook installer from this site. It took me three time to get it working, the first time I tried the low res graphics option from the Display. and when it...