Solution 1: Delete certain Safari files from your Library
Quit Click on the Apple logo in the upper left corner and select Force quit. In the window that opens, select Safari and click on Return. Close the window. Hold down the Option key, and while doing so, click on Go > Library. Use the Finder menu bar to locate and delete all of the following items from the Library It is completely okay if some of these items don’t exist in your case. Caches/com.apple.Safari Caches/com.apple.Safari.SearchHelper Caches/com.apple.SafariServices Caches/com.apple.WebKit.PluginProcess Caches/com.apple.WebProcess Caches/Metadata/Safari Preferences/com.apple.WebKit.PluginHost.plist Preferences/com.apple.WebKit.PluginProcess.plist Saved Application State/com.apple.Safari.savedState Once the items listed above have been deleted, open Safari, and it should no longer crash on startup.
Solution 2: Move certain Safari files out of their default location
Quit Safari Click on the Apple logo in the upper left corner and select Force quit. In the window that opens, select Safari and click on Return. Close the window. Hold down the Option key, and while doing so, click on Go > Library. Move the following items from the Library folder to an easily accessible destination (the Desktop – for example). It is completely alright if some of the following items don’t exist in your case. Cookies/Cookies.binarycookies Internet Plug-Ins Preferences/ByHost/com.apple.Safari……..plist Preferences/com.apple.Safari.Extensions.plist Preferences/com.apple.Safari.LSSharedFileList.plist Preferences/com.apple.Safari.plist Preferences/com.apple.WebFoundation.plist PubSub/Database Safari (Not the application – a folder named Safari). SyncedPreferences/com.apple.Safari.plist Once you have moved the items listed above, all of your Safari extensions will be removed, your bookmarks will be deleted and your settings and preferences will be reset. However, Safari will no longer crash on startup. If you decide to reinstall the Safari extensions that you lost, make sure that you reinstall them one by one as to make sure that you do not reinstall the extension that was causing your Safari to crash in the first place. Also, if you want to restore the bookmarks that you lost, simply open Safari, go to File > Import bookmarks, navigate to the file named Bookmarks.plist in the Safari folder that is now located on your Desktop (or wherever you moved it) and import your lost bookmarks. Once this is done, you can delete all of the items you previously moved.
Solution 3: Delete all the files in the Safari folder in the Library
Quit Safari. Go to User > Library > Safari. Delete all of the files in the Safari Don’t worry as deleting the files in this folder will not create any more Safari-related problems. However, deleting the file in the Safari folder will cause all your bookmarks to be deleted and Safari settings and preferences to be nullified and reverted to their factory defaults.
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