Learn about the power consumption and thermal output (BTU) of iMac computers.
Use Startup Security Utility to make sure that your Mac always starts up from your designated startup disk, and always from a legitimate, trusted operating system....
macOS Recovery is your computer’s built-in recovery system, with utilities to reinstall macOS, repair or erase your startup disk, restore from a Time Machine backup, and more. Follow the steps for your type of Mac....
Learn how to use Apple power adapters, cables, and duckheads, and what to do if you have a damaged part.
A blank screen (black, gray, or blue) should appear once or more as your Mac starts up. If your Mac seems to be turning on but is stuck on a blank screen, follow these steps....
Learn how to remove and replace the power supply in your Mac Pro.
Learn what to do if the USB-C power adapter that came with your Mac laptop computer stops charging, gets warm, or sparks....
You can use a USB flash drive or other secondary volume as a startup disk from which to install the Mac operating system. These steps are primarily for system administrators and other experienced users....
Low Power Mode reduces the amount of power that your iPhone or iPad uses when the battery gets low.
If Logic Pro stops responding or quits unexpectedly when opening the app, use startup modifier keys to troubleshoot the issue....
Learn about the power consumption and thermal output (BTU) of iMac Pro (2017).
Learn about the power consumption and thermal output of Mac Pro computers.
The startup options window shows icons for each available startup disk, a gear icon labeled Options, and buttons for Shut Down and Restart....
Learn about the Mac features and tools that you can access by holding down one or more keys during startup .
Use Sound settings to turn the startup sound (chime) on or off.
Your Mac tried unsuccessfully to start up from macOS Recovery over the internet.
Your Mac shows an Apple logo when it finds your built-in or external startup disk. As startup continues, you should see a progress bar, with or without the Apple logo. This screen might alternate with a blank screen several times....
Certain conditions related to memory or firmware might cause your Mac to beep once or more during startup .
A folder with a flashing question mark means that your computer's startup disk is no longer available or doesn't contain a working Mac operating system....
Apple's Power Adapter Replacement Program ended on January 31, 2014.
Exposing your iPhone to high amplitude vibrations within certain frequency ranges, specifically those generated by high- power motorcycle engines, can degrade the performance of the camera system....
In very rare circumstances, such as when a power failure interrupts macOS installation, your Mac might start up to a circled exclamation point. This means that the firmware stored in your computer's memory needs to be revived or restored....
Two AAA batteries in the left ear cup of your Executives give you roughly 25 hours of
A prohibitory symbol, which looks like a circle with a line or slash through it, means that your startup disk contains a Mac operating system, but it's not a version or build of macOS that your Mac can use....
Hi I am importing my raw photos onto my iPad Pro but when I open one it is blurred. I know this isn’t right because on camera they are fine...
I am not able to transfer raw files from my OM-1 to Photos. While there is no problem with JPEG images, Photos crashes with raw files, giving the message that the OS does not support raw files. I have had no trouble transferring raw files from my OMD-1 Mark II camera. Where do I start with this problem?...
convert raw to jpeg in apple photos
Just updated to Monterey 12.4 and the DNG raw files look terrible with Quick Look and Preview. The Canon CR2 raw files look great, but as soon as I convert them to DNG's with Lightroom, they become nearly indiscernible when viewing with Quick Look and Preview. (They are super dark and oversaturated.) Is there a work around or fix for this?...
I cant edit my sony A7IV raw photos for half a year already. What took you so long to support it?