Got a tip for us?
Let us know
Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.
prohibitory symbol
-
L
Anyone else's MacBook still slow after Thursday's debacle?
I'm running Sierra on an old 2012 13-inch MacBook Pro. Everything slowed to a crawl on Thursday, presumably from the same ocsp problem everyone else experienced. My laptop eventually shut down after freezing totally, and upon reboot, it presented me with the prohibitory symbol (🚫). I figured it... -
S
Prohibitory symbol on boot with new Samsung 860 Evo SSD in 21.5" iMac Mid 2011
Hello all, I recently bought a 500 GB Samsung 860 EVO 2.5” form factor SSD to swap it out with the primary HDD in a mid 2011 21.5” iMac. Problem is, the computer doesn’t boot (shows a prohibitory sign) whenever the 860 is inside the chassis and connected to the motherboard through SATA, however... -
A
Help. How do I fix a prohibitory symbol on iMac?
Help. How do I fix a prohibitory symbol on iMac? I tried restarting the machine and it doesn't work. I have the wiress trackpad and mouse. Are these able to connect to the iMac with this screen? Thanks! -
J
No help from Apple support, told it was time to visit the Apple store. Can anyone help?
I believe that my Macbook air had a virus, so I tried to restore it to it's original system. Now it only shows a black screen with a circle with a line through it. They apparently call it the Prohibitory symbol. Apple support told me to do the command-R and reinstall MacOS. After a few...- Jewelzez
- Thread
- blonde problem? can not reinstall macos circle with a line through it on a black screen macbook air macros problem? prohibitory symbol volume problem?
- Replies: 15
- Forum: MacBook Pro