MacOS Sierra slow? Why? And How to fix?

It is normal if your Mac gets slow after upgrading to MacOS Sierra. Let’s see the following words to see the possible causes and solutions to fix. If your Mac model does not belong the following the MacOS Sierra Compatibility List, you may think about either rolling back to El Capitan, Yosemite or whatever version of OS […]

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Siri not working under MacOS Sierra [Fix]

It is simply to fix if Siri does not work after upgrade to MacOS Sierra. How to solve the problem? Firstly, you have to make sure the Microphone is activated. From the Siri dialog box, click on the Microphone to enable it. After that, if the situation remains the same, just simply disable then enable […]

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How to fix if iTunes and AppStore not working

iTunes and App Store may not work after upgrade to the new MacOS Sierra. You may face “Cannot connect” or “Cannot connect to the App Store. An internet connection is required”,… How to fix? The following solutions will fix if iTunes and Apple store is not working in MacOS Sierra Correct Time Zone: System Preferences > Date […]

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Mail works Slow after Sierra upgrade

How to fix if the Mail works slow after upgrading to MacOS Sierra? Look at the following solution. End the Mail app completely, Launch it again. From the Menu, select Rebuild to reindex your mailBox. The Mail working must be speeded up now, no more slow.

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How to fix if Notes keeps crashing in MacOS Sierra

After upgrade to MacOS Sierra, you may face that Notes is not working correctly. It just keeps crashing. How to fix? Solution here:  Unchecked iCloud Notes in Settings, opened Notes (blank), then checked iCloud Notes in Settings again. All synced and hopefully no more crashes, and the the problem is gone away.

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Fix the “App can’t be opened because it is from an unidentified developer” problem under MacOS Sierra

“App can’t be opened because it is from an unidentified developer” is a common error you will face obviously. The another error is “App is damaged and can’t be opened”. How to fix these errors in MacOS Sierra? Here below is “CleanMyMac 3” can’t be opened because it is from an unidentified developer error From Sierra […]

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MacOS Sierra update paused and won’t download [Fixed]

Too many user can not download completely the new MacOS Sierra. MacOS Sierra update is just paused, and seems not to be downloaded further. HOW TO FIX? End (Close) the App Store app completely. Open Terminal (Found in Applications/Utilities/), then Enter the following command line: defaults write com.apple.appstore ShowDebugMenu -bool true Open App Store app again, […]

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