This week, Apple updated the "desktop" operating system OS X Yosemite. In version 10.10.3 company has included a new program - "Photo", which replaced iPhoto and Aperture. It combines the functions of the viewer and manager of photographs, as well as a tool for image processing.
In addition to the new photoappendices update brought more than 300 new emoticons (shortcut CMD + Control + Space), fix some bugs, improved the stability of the connection to Wi-Fi, improve reliability and performance of the entire system. In the search box Add offer Spotlight, and Safari browser ceased to save URL-addresses favikonok in the "Private Browsing".
After installing OS X 10.10.3 users began to report unusual behavior of their computers. Mac running the new OS has become significantly longer to boot. Estimated "mac users" duration of the boot has increased by an average of 15 seconds. Of course, for some it's not a big problem, and even a problem at all, but the fix is not difficult.
Method 1:
Step 1: Go to the settings of the operating system, then the section Startup. Select the startup disk, and then click "Restart" in the same window.
In most cases, this solves the problem, and Mac starts up as fast as before the upgrade.
Method 2:
If the first method did not need to reset the PRAM. For this:
Step 1: On the Mac, go to the Apple menu and click "Restart".
Step 2: Before the time to load the operating system, press and hold the four keys - Option + Command (⌘) + P + R. This must be done before the gray screen appears.
Step 3: If you did everything correctly, Mac will reboot again (you hear the welcome sound twice). This means that you reset PRAM and solved the problem with slow loading OS X 10.10.3.
Note that after this procedure are reset some system settings such as screen resolution and the speaker volume. You can return the settings to the original state.