OS X El Capitan Update Released: How To Fix ‘Update Could Not Be Verified’ & ‘Error Occurred While Preparing The Installation’ Errors

Apple has released a new update for OS X, Version 10.11.3. It’s currently available to be downloaded via the Mac App Store and will require a restart to finally install itself. The update is 662 MB in size and contains numerous fixes for bugs and security vulnerabilities for OS X El Capitan. Apple has switched over…