If you want to increase the speed of computer boot and running, the most direct and effective way is to add physical memory. If you are lucky enough to have a computer with 4G memory, you may feel relaxed at work and study. In addition, if you are not willing to add RAM to your machine because of the "rice" in your bag, you can try the following six methods: try to delete desktop files. index the desktop content every time the Mac is started, and create a thumbnail (thumbnail icons) for each file on the desktop. Www.2cto.com. Therefore, it is recommended that you put the files on the desktop into the corresponding folder as much as possible. The first step is to speed up the boot, and the second step is more organized. 2. Remove unnecessary Start Programs (System Preferences and User Accounts) from User settings with System Preferences) you only need to click the hooks in front of those programs (such as iChat ). Through the Activity Monitor program, you can see the list of programs running in the background. This is a habit for me. I usually click "no" to check for updates at startup after software is installed. 3. Disable Dashboard if you use it frequently. However, you must also be aware that each widgets and web clips account for memory and resources. How to disable it? The method is also very simple. Open Terminal and run the following command: defaults write com. apple. dashboard mcx-disabled-boolean YES then you can restart the macbook or press the following command: killall Dock www.2cto.com when you need dashboard again, the following command can be reversed: defaults write com. apple. dashboard mcx-disabled-boolean NO restart or knock in: killall Dock 4: Clear PRAM (only for Intel's Apple computers) This method is not a fundamental solution, however, you can remove unnecessary boot settings. This saves time. Restart your computer and press command + option + p + r until you hear 3 to 4 starts the bell. 5. Clear PMU (iMac is not applicable) for Macbook and Macbook Pro users. The method is as follows: 1. make sure that the Macbook is disabled. 2. remove the power adapter and battery. 3. press the power switch and keep it for 5 seconds. 4. connect the power adapter and battery. 5. turn on the power switch. for Macbook Air users, the method is: www.2cto.com 1. ensure that the Air is shut down. 2. connect the power adapter to the working power supply. 3. press Shift-Control-Option on the left and click the power switch at the same time. (Remember, use shift and other keys on the left) 4. wait for 5 minutes, press the power switch to restart the Macbook Air. 6. Disable useless System Options. if you are not using Wireless Internet, Bluetooth, Speech Recognition, or Internet Sharing, it's easy-Turn them off! Well, it's just six simple moves that make it easy for you to speed up and work efficiently. This article is from the computer repair site