iPhone 12 Pro / Apple logo "flashes" at start-up....is this normal?

Whenever I re-start my iPhone 12 Pro, the white Apple logo will appear VERY briefly (less than a second) then the screen goes completely dark for 3-4 seconds. Then the Apple logo reappears and the phone re-starts normally. Is this a new normal process, or is there possibly a hardware or software problem with my phone? I've never experienced this before having been an iPhone owner for 10+ years.


I am following the instructions from the Apple Support website: “To turn your device back on, press and hold the side button (on the right side of your iPhone) until you see the Apple logo.”



Posted on Jan 21, 2021 8:19 AM

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Posted on Apr 20, 2021 4:25 AM

Hello Everyone. I also had this flashing apple logo at startup issue on my brand new iphone 12 pro max. I was very concerned and i read on internet that this issue will be addressed in upcoming ios 14.5 update. I was very much concerned so i wanted to check it out myself. So, today i updated my iphone to ios 14.5 beta 8.

As soon as the phone got updated to beta version, BOOM.. that flashing logo issue gone! the phone start up went back to normal.

The bottom line is that now it is confirmed that flashing logo was a software related issue that has been addessed by apple in upcoming ios 14.5 that would be out in i guess a couple of days now.

So, do not worry everyone. This software bug will be fixed as soon as you upgrade to ios 14.5.


Cheers :)

106 replies

Mar 21, 2021 7:49 AM in response to Efya12

It is clear that your phone has a problem. However, that problem has nothing to do with the fact that the Apple logo appears twice when you are starting your phone.


Your first step should be to restart your phone→Restart your iPhone - Apple Support


If that doesn’t fix it there are other troubleshooting steps to try, but that is the critical first one.

Jan 21, 2021 7:33 PM in response to curveball99

Thank you for taking the time to discuss with the engineers. I know it's difficult because the phones do pass the diagnostic tests. When you look at Analystics and Improvements though, I found that there's something odd on the affected phones, you'll see a report right after you restore or update a phone (i.e. it'll be the only two items in those analytic logs when you unplug the phone after the update). I can't decipher them, and I don't have the affected devices anymore, so decided to wait it out until there is some kind of official reply from Apple.

Feb 22, 2021 9:57 PM in response to curveball99

Hi curveball — I’ve returned 3 phones and am in my 4th with the flash. The last phone before this one did show some decreased responsiveness of the touch screen, apps freezing, and difficulty in restarting that all started after the logo flash on restart began. Phone ran normally out of the box snd after a restore from backup without any logo flash for about 12 days then the flash began and all the other issues started.

Have you noticed any degredation or change of anything on your phone or has it remained as just the apple flash issue with no other associated issues? I’m talking to a senior engineer tomorrow and am hoping to provide them with as much info as possible so I can find out if I have one or more issues happening. Thanks!

Feb 26, 2021 9:44 AM in response to Vikas_Navalgunde

Thanks for the update Vikas. I have a call set up with the senior engineers today so I’ll make sure to let them know about the assorted apps freezing and the resulting unresponsiveness, I’ve faced that too and it’s incredibly annoying. I will try to keep updating things here as I get info from the engineers on the “logo flash” issue so if you follow this thread you will know if/when things get resolved.

Feb 26, 2021 9:54 AM in response to jacobpk87

I’m not sure if your issues were related to the apple logo flash at startup or not. It sounds more like you may have had some corruption from the failed download. If that were the case it would make sense that removing the app that failed to download properly would solve the issues. Did/do you have the apple logo flash at startup/restart then go to a black screen instead of it being a steady apple logo like it normally is? If you have had the logo flash quickly at startup before going to a black screen , do you still have it now?

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iPhone 12 Pro / Apple logo "flashes" at start-up....is this normal?

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