12/5/2023 0 Comments Mactuneup 7 reviewBe sure to note the name of the runaway process so you can track down the cause of the problem. Click on the Force Quit button to kill the process. If you find a process using a large amount of %CPU, then select the process and click on the Quit icon in the toolbar. Click twice on the %CPU column header to display in descending order. Open Activity Monitor in the Utilities folder. If you find a process using a large amount of CPU time (>=70,) then select the process and click on the Quit icon in the toolbar. Click twice on the CPU% column header to display in descending order. Select All Processes from the Processes dropdown menu. Check for runaway processes: Runaway applications can shorten battery runtime, affect performance, and increase heat and fan acti… Also see: Remove unnecessary software such as anti-malware and software that promises to clean your Mac. Of course doing so also means you must maintain regular and multiple backups.Īdd more RAM or cut back on the number of concurrently running applications and utilities. Experienced users typically erase the hard drive and do a clean install from scratch at least once a year or whenever installing a major OS upgrade. Note that all computers will become slower over time even under normal use. Usually this software does more bad than good. Slow Mac Performance? This Article Solves It!įix slow start-ups in OS X | MacFixIt - CNET ReviewsĦ Easy Tips to Speed Up OS X Yosemite on Your MacĪvoid using any third-party software that claims to clean up your computer. I suggest using Ethernet if possible because it is three times faster than wireless.ġ7 Reasons Why Your Mac Runs Slower Than it Should Note : You will need an active Internet connection. Reinstall the 10.10.5 update: OS X Yosemite 10.10.5 Combo Update, if required. Select Reinstall OS X from the Utilities menu, and click on the Continue button. Reinstall OS X: Reboot from the Recovery HD. Reinstall the 10.10.5 update: OS X Yosemite 10.10.5 Combo Update.ĥ. Wait until the operation completes, then quit DU and return to the main menu. If no errors are reported click on the Repair Permissions button. If DU reports any errors that have been fixed, then re-run Repair Disk until no errors are reported. (SMART status is not reported on external Firewire or USB drives.) If the drive is "Verified" then select your OS X volume from the list on the left (sub-entry below the drive entry,) click on the First Aid tab, then click on the Repair Disk button. If it does not say "Verified" then the hard drive is failing or failed. In the DU status area you will see an entry for the S.M.A.R.T. After DU loads select your hard drive entry (mfgr.'s ID and drive size) from the the left side list. When the recovery menu appears select Disk Utility. Repair the Hard Drive and Permissions as follows. Repair the Hard Drive and Permissions: Upon startup select Disk Utility from the Utilities menu. Select the Recovery HD and click on the downward pointing arrow button.ģ. Alternatively, restart theĬomputer and after the chime press and hold down the OPTION key until the boot manager If this doesn't help, then:īoot to the Recovery HD: Restart the computer and after the chime press and hold down theĬOMMAND and R keys until the Utilities menu screen appears. Restart the computer in Safe Mode, then restart again, normally. Intel-based Macs: Resetting the System Management Controller (SMC)Ģ. Try these in order testing your system after each to see if it's back to normal:ġ.
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