booting

Hello, I am trying to install Linux Mint (20.3 Mate 64-bit) on my mid-2007 MacBook (C2D, 2GB). However, I am having a near impossible time of this and I can't get USB or DVD to boot the live installer. With DVD, I am stuck with a message of "Choose CD-ROM boot type:". When I try holding down 1...

I have installed the 2nd ssd on my mid2010 iMac and the booting time seems to be longer than it was before when i had the HDD inside (ssd was primary). Could it be some setting thats needed to be changed? Could the system be taking time to decide which of the two ssds is in charge or something?

I've never had the battery run out of any computer so I don't exactly know how to diagnose it; I just know that the computer might not remember its time/date while starting up offline, but I haven't noticed any clock weirdness so far. The iMac has been starting up without the startup chime for...

Hi all, I need some assistance for a reoccurring problem with a iMac 2010. The problem has run through many phases over weeks (beginning with black screen with thin vertical white bars) on start-up, but through finally getting it to boot with a CD and reinstalling the existing OS it appeared...

My iphone 5, was a secondhand device bought a while ago as a replacement to other model i have had. It has the latest ios on it. It was working ok despite it came in contact with water and then was cleaned with isopropanol and started up ok. The charging dock was also replaced from another...

Hey everyone, I've got a client's iMac that I can't seen to diagnose the issue although I've tried everything. The iMac is a 2013 model - not too sure of the specs but with a mechanical HDD. The client reported (and I've confirmed) that the iMac takes a very long time to start up and when it...

Hi to All When I turn on the phone, while the screen showing the white apple in the middle, the screen jitters a bit and a grayish or white line quickly jumps across the screen. this line is random, it could be at the middle or upper of screen. This issue takes only half a second and I don't...

Hello! After updating to MacOS Mojave, I noticed that MacBook has artefacts while loading. MacBook starts to load then an artefact appears for a second, then loading is going on. By the way, loading becomes a slower than before. Artefacts are ONLY while loading. No any other graphical issues...

Hi, About 7 months ago, i bought a 3gb 'Sapphire radeon HD 7950' that had been flashed for mac to replace the Radeon HD 2600 (256mb). It was all working properly until one day i booted it up and it booted to a glitched orange screen with lines on. i waited 3 mins and it didn't do anything. I...

Hello, I have a friend with a Macbook Pro (not sure of what month and year) and they consulted me recently to help them out because of a problem they are experiencing. Whenever my friend brought it over, he said that he opened it and saw a blank white screen. He also claims that it is flashing...

Hello! I've encountered a strange problem over the last months with my iMac late 2012. Sometimes its freezes at the booting screen, with error codes and text lines. I attach a photo of it. A restart can fix the problem and the iMac will run fine as it ever did with no issues. But...

Hello everyone, I'm new member to this forum. My english isn't that great, sorry in advance. So here is the problem. My iMac won't boot. It worked well, considering it's an older mac. Just a regular day in my life, woke up, sat down on my chair, pressed the power button. Everything seemed...

Guys, I have a problem with running the Apple Hardware Test. I am currently running a Mac Pro 2,1 (Mac Pro 1,1 with an upgraded firmware) with a passive-cooled ATI Radeon 5750 that was ROM-tweaked to appear as a 5770. Bootscreen is available. The machine is sweet. Many off these mods were...

I have an iMac7,1 (aluminium, the older thicker one), and a 5,1 Mac Pro. I've moved on from my iMac because it wasn't powerful enough, but I'd still want to keep its contents. Yes, I've moved the easy files to the Pro ages ago but the iMac contains some project files that are a sum of endless...

MacBook Pro 15" Touchbar model is making some weird noise when it is on case which has magnetic top. And booting screen is weird too. Do you have any idea about these problems? You can see the case at the end of the video. Video is Turkish, sorry about that.

A few days ago I obtained a Mac Mini 2011 (A1347) working with latest MacOS Sierra. I decided to swap out the drive with a Samsung Evo to get performance gains over slower 2.5" standard HDD. I decided against cloning the drive and went with a new install, instead I used a USB drive flashed with...

My MacBook Pro retina mid-2012 fails to boot when the battery has charge, I don't see the Apple symbol or hear the standard startup chime. It boots perfectly fine with a totally drained battery while connected via the AC. The battery reports normal condition with 364 cycles (Apple replaced in...

I have a mac pro tower 1,1 (which has had various upgrades done by the previous owner). The Mac has started to have some intermittent issues at start up. When booting up sometimes horizontal lines are appearing across the screen, and then it's either hanging on grey screen or blue screen...

I am having a rather big problem. I have a iMac 2012 with a fusion hard drive. When I boot up the iMac it plays the chime but then loads straight to OS X Utilities. I am then given the 4 options pictured. I have tried everything. This problem occured when recently (since Monday after I...

Hello people I am in a big trouble my mac is booting with a question mark and a folder. The story starts when I installed Linux in my mac with 20GB linux partition and 100 GB mac os x El capitan partition. Then I felt Linux is boring so I decided to delete it.So I just deleted the partition...