If your computer doesn't let you to complete these steps, then you'll need to contact the person who has administrator rights to your computer to complete the Chrome update.
Chrome doesn’t work with the following older platforms: You might have Chrome set to run in Windows' Compatibility Mode.
Many apps that you install will get regular updates that can improve functionality.
Apple also releases system updates that keep your Mac secure and stable.
Turn on Auto Update so your copy of Office will always be up-to-date.You can set Auto Update to check for updates each day, week, or month.Note: As of Aug, 22, 2016, Office for Mac 2016 users will be upgraded from 32-bit to 64-bit.If you are experiencing issues with your add-ons, they may be incompatible with 64-bit.
Updating App Store Apps and System Software Enabling Automatic Updates Updating Apps Installed Without the App Store Upgrading to a Newer OS X Version Installing Updates in Legacy OS X Versions Community Q&A Software updates keep your computer and programs secure, fix errors, and provide new features.
When a new major version of OS X is released, you can download the upgrade for free from the App Store.