Difference between revisions of "Perform a Tune-up on my Mac"

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* Keep your software up-to-date in the App Store and elsewhere
* Keep your software up-to-date in the App Store and elsewhere
* Reboot the machine regularly (once per week is good)
* Reboot the machine regularly (once per week is good)
* Delete stale wireless preferred networks in Network Preferences. NOTE: If you use [https://support.apple.com/en-us/HT204085 iCloud Keychain], any wireless networks you have connected to, ''on any Apple device also connected to iCloud Keychain'', will appear in the list of preferred networks.
* Delete stale wireless preferred networks in Network Preferences.  
** NOTE: If you use [https://support.apple.com/en-us/HT204085 iCloud Keychain], any wireless networks you have connected to, ''on any Apple device also connected to iCloud Keychain'', will appear in the list of preferred networks.
*[https://support.apple.com/en-us/HT204063 Zap the PRAM] (also called NVRAM)
*[https://support.apple.com/en-us/HT204063 Zap the PRAM] (also called NVRAM)
** Reboot, then hold command-option-P-R until you hear the chime twice
** Reboot, then hold command-option-P-R until you hear the chime twice
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